Finding the Fourth Proportional to 114,318.95, 157,755.68 and 62,635.13
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Solution
The fourth proportional to 114,318.95, 157,755.68 and 62,635.13 is: 86,434.02
Step by Step Solution
- Step 1: Write the proportion equation
114,318.95 : 157,755.68 = 62,635.13 : x - Step 2: Convert to fraction form
114,318.95/157,755.68 = 62,635.13/x - Step 3: Cross multiply
114,318.95x = 157,755.68 × 62,635.13 - Step 4: Simplify right side
114,318.95x = 9,881,046,423.08 - Step 5: Solve for x
x = 9,881,046,423.08/114,318.95 - Step 6: Final answer
x = 86,434.02
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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.