Finding the Fourth Proportional to 88,857.18, 133,292.64 and 29,693.06
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Solution
The fourth proportional to 88,857.18, 133,292.64 and 29,693.06 is: 44,541.89
Step by Step Solution
- Step 1: Write the proportion equation
88,857.18 : 133,292.64 = 29,693.06 : x - Step 2: Convert to fraction form
88,857.18/133,292.64 = 29,693.06/x - Step 3: Cross multiply
88,857.18x = 133,292.64 × 29,693.06 - Step 4: Simplify right side
88,857.18x = 3,957,866,357.08 - Step 5: Solve for x
x = 3,957,866,357.08/88,857.18 - Step 6: Final answer
x = 44,541.89
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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.