Finding the Fourth Proportional to 88,252.19, 132,378.08 and 38,325.82
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Solution
The fourth proportional to 88,252.19, 132,378.08 and 38,325.82 is: 57,488.64
Step by Step Solution
- Step 1: Write the proportion equation
88,252.19 : 132,378.08 = 38,325.82 : x - Step 2: Convert to fraction form
88,252.19/132,378.08 = 38,325.82/x - Step 3: Cross multiply
88,252.19x = 132,378.08 × 38,325.82 - Step 4: Simplify right side
88,252.19x = 5,073,498,466.03 - Step 5: Solve for x
x = 5,073,498,466.03/88,252.19 - Step 6: Final answer
x = 57,488.64
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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.