Finding the Fourth Proportional to 149,863.80, 224,795.70 and 39,055.80
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Solution
The fourth proportional to 149,863.80, 224,795.70 and 39,055.80 is: 58,583.70
Step by Step Solution
- Step 1: Write the proportion equation
149,863.80 : 224,795.70 = 39,055.80 : x - Step 2: Convert to fraction form
149,863.80/224,795.70 = 39,055.80/x - Step 3: Cross multiply
149,863.80x = 224,795.70 × 39,055.80 - Step 4: Simplify right side
149,863.80x = 8,779,575,900.06 - Step 5: Solve for x
x = 8,779,575,900.06/149,863.80 - Step 6: Final answer
x = 58,583.70
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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.