Finding the Fourth Proportional to 88,292.97, 132,406.65 and 29,112.75
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Solution
The fourth proportional to 88,292.97, 132,406.65 and 29,112.75 is: 43,658.31
Step by Step Solution
- Step 1: Write the proportion equation
88,292.97 : 132,406.65 = 29,112.75 : x - Step 2: Convert to fraction form
88,292.97/132,406.65 = 29,112.75/x - Step 3: Cross multiply
88,292.97x = 132,406.65 × 29,112.75 - Step 4: Simplify right side
88,292.97x = 3,854,721,699.79 - Step 5: Solve for x
x = 3,854,721,699.79/88,292.97 - Step 6: Final answer
x = 43,658.31
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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.