Finding the Fourth Proportional to 192,402.87, 288,609.23 and 91,177.17
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Solution
The fourth proportional to 192,402.87, 288,609.23 and 91,177.17 is: 136,768.09
Step by Step Solution
- Step 1: Write the proportion equation
192,402.87 : 288,609.23 = 91,177.17 : x - Step 2: Convert to fraction form
192,402.87/288,609.23 = 91,177.17/x - Step 3: Cross multiply
192,402.87x = 288,609.23 × 91,177.17 - Step 4: Simplify right side
192,402.87x = 26,314,572,827.28 - Step 5: Solve for x
x = 26,314,572,827.28/192,402.87 - Step 6: Final answer
x = 136,768.09
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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.