Finding the Fourth Proportional to 247,132.28, 341,042.19 and 133,955.03
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Solution
The fourth proportional to 247,132.28, 341,042.19 and 133,955.03 is: 184,857.75
Step by Step Solution
- Step 1: Write the proportion equation
247,132.28 : 341,042.19 = 133,955.03 : x - Step 2: Convert to fraction form
247,132.28/341,042.19 = 133,955.03/x - Step 3: Cross multiply
247,132.28x = 341,042.19 × 133,955.03 - Step 4: Simplify right side
247,132.28x = 45,684,316,792.72 - Step 5: Solve for x
x = 45,684,316,792.72/247,132.28 - Step 6: Final answer
x = 184,857.75
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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.