Finding the Fourth Proportional to 88,218.99, 132,254.09 and 38,261.46
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Solution
The fourth proportional to 88,218.99, 132,254.09 and 38,261.46 is: 57,359.92
Step by Step Solution
- Step 1: Write the proportion equation
88,218.99 : 132,254.09 = 38,261.46 : x - Step 2: Convert to fraction form
88,218.99/132,254.09 = 38,261.46/x - Step 3: Cross multiply
88,218.99x = 132,254.09 × 38,261.46 - Step 4: Simplify right side
88,218.99x = 5,060,233,721.79 - Step 5: Solve for x
x = 5,060,233,721.79/88,218.99 - Step 6: Final answer
x = 57,359.92
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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.