Finding the Fourth Proportional to 227,657.52, 341,551.08 and 77,917.68
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Solution
The fourth proportional to 227,657.52, 341,551.08 and 77,917.68 is: 116,898.70
Step by Step Solution
- Step 1: Write the proportion equation
227,657.52 : 341,551.08 = 77,917.68 : x - Step 2: Convert to fraction form
227,657.52/341,551.08 = 77,917.68/x - Step 3: Cross multiply
227,657.52x = 341,551.08 × 77,917.68 - Step 4: Simplify right side
227,657.52x = 26,612,867,755.09 - Step 5: Solve for x
x = 26,612,867,755.09/227,657.52 - Step 6: Final answer
x = 116,898.70
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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.