Finding the Fourth Proportional to 152,750.68, 229,146.12 and 56,674.80
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Solution
The fourth proportional to 152,750.68, 229,146.12 and 56,674.80 is: 85,019.66
Step by Step Solution
- Step 1: Write the proportion equation
152,750.68 : 229,146.12 = 56,674.80 : x - Step 2: Convert to fraction form
152,750.68/229,146.12 = 56,674.80/x - Step 3: Cross multiply
152,750.68x = 229,146.12 × 56,674.80 - Step 4: Simplify right side
152,750.68x = 12,986,810,521.78 - Step 5: Solve for x
x = 12,986,810,521.78/152,750.68 - Step 6: Final answer
x = 85,019.66
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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.