Finding the Fourth Proportional to 88,438.24, 132,678.11 and 29,273.91
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Solution
The fourth proportional to 88,438.24, 132,678.11 and 29,273.91 is: 43,917.73
Step by Step Solution
- Step 1: Write the proportion equation
88,438.24 : 132,678.11 = 29,273.91 : x - Step 2: Convert to fraction form
88,438.24/132,678.11 = 29,273.91/x - Step 3: Cross multiply
88,438.24x = 132,678.11 × 29,273.91 - Step 4: Simplify right side
88,438.24x = 3,884,006,667.92 - Step 5: Solve for x
x = 3,884,006,667.92/88,438.24 - Step 6: Final answer
x = 43,917.73
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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.