Finding the Fourth Proportional to 88,920.68, 133,232.90 and 62,570.07
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Solution
The fourth proportional to 88,920.68, 133,232.90 and 62,570.07 is: 93,750.88
Step by Step Solution
- Step 1: Write the proportion equation
88,920.68 : 133,232.90 = 62,570.07 : x - Step 2: Convert to fraction form
88,920.68/133,232.90 = 62,570.07/x - Step 3: Cross multiply
88,920.68x = 133,232.90 × 62,570.07 - Step 4: Simplify right side
88,920.68x = 8,336,391,566.45 - Step 5: Solve for x
x = 8,336,391,566.45/88,920.68 - Step 6: Final answer
x = 93,750.88
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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.