Finding the Fourth Proportional to 88,248.18, 132,297.84 and 38,290.62
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Solution
The fourth proportional to 88,248.18, 132,297.84 and 38,290.62 is: 57,403.64
Step by Step Solution
- Step 1: Write the proportion equation
88,248.18 : 132,297.84 = 38,290.62 : x - Step 2: Convert to fraction form
88,248.18/132,297.84 = 38,290.62/x - Step 3: Cross multiply
88,248.18x = 132,297.84 × 38,290.62 - Step 4: Simplify right side
88,248.18x = 5,065,766,318.26 - Step 5: Solve for x
x = 5,065,766,318.26/88,248.18 - Step 6: Final answer
x = 57,403.64
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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.