Finding the Fourth Proportional to 237,975.96, 328,385.91 and 135,981.17
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Solution
The fourth proportional to 237,975.96, 328,385.91 and 135,981.17 is: 187,642.06
Step by Step Solution
- Step 1: Write the proportion equation
237,975.96 : 328,385.91 = 135,981.17 : x - Step 2: Convert to fraction form
237,975.96/328,385.91 = 135,981.17/x - Step 3: Cross multiply
237,975.96x = 328,385.91 × 135,981.17 - Step 4: Simplify right side
237,975.96x = 44,654,300,253.31 - Step 5: Solve for x
x = 44,654,300,253.31/237,975.96 - Step 6: Final answer
x = 187,642.06
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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.