Finding the Fourth Proportional to 88,356.30, 132,489.05 and 26,018.70
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Solution
The fourth proportional to 88,356.30, 132,489.05 and 26,018.70 is: 39,014.68
Step by Step Solution
- Step 1: Write the proportion equation
88,356.30 : 132,489.05 = 26,018.70 : x - Step 2: Convert to fraction form
88,356.30/132,489.05 = 26,018.70/x - Step 3: Cross multiply
88,356.30x = 132,489.05 × 26,018.70 - Step 4: Simplify right side
88,356.30x = 3,447,192,845.24 - Step 5: Solve for x
x = 3,447,192,845.24/88,356.30 - Step 6: Final answer
x = 39,014.68
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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.