Finding the Fourth Proportional to 170,605.60, 235,440.24 and 94,125.70
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Solution
The fourth proportional to 170,605.60, 235,440.24 and 94,125.70 is: 129,895.96
Step by Step Solution
- Step 1: Write the proportion equation
170,605.60 : 235,440.24 = 94,125.70 : x - Step 2: Convert to fraction form
170,605.60/235,440.24 = 94,125.70/x - Step 3: Cross multiply
170,605.60x = 235,440.24 × 94,125.70 - Step 4: Simplify right side
170,605.60x = 22,160,977,398.17 - Step 5: Solve for x
x = 22,160,977,398.17/170,605.60 - Step 6: Final answer
x = 129,895.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.