Finding the Fourth Proportional to 152,779.68, 228,837.36 and 93,435.84
Calculator
Solution
The fourth proportional to 152,779.68, 228,837.36 and 93,435.84 is: 139,950.62
Step by Step Solution
- Step 1: Write the proportion equation
152,779.68 : 228,837.36 = 93,435.84 : x - Step 2: Convert to fraction form
152,779.68/228,837.36 = 93,435.84/x - Step 3: Cross multiply
152,779.68x = 228,837.36 × 93,435.84 - Step 4: Simplify right side
152,779.68x = 21,381,610,954.98 - Step 5: Solve for x
x = 21,381,610,954.98/152,779.68 - Step 6: Final answer
x = 139,950.62
Related Problems
Find fourth proportional to 76,389.84, 114,418.68 and 46,717.92
Half scale
Find fourth proportional to 305,559.36, 457,674.72 and 186,871.68
Double scale
Find fourth proportional to 152,780.68, 228,838.86 and 93,436.84
Similar ratio
Find fourth proportional to 229,169.52, 343,256.04 and 140,153.76
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.