Finding the Fourth Proportional to 88,062.59, 132,103.91 and 31,928.99
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Solution
The fourth proportional to 88,062.59, 132,103.91 and 31,928.99 is: 47,897.11
Step by Step Solution
- Step 1: Write the proportion equation
88,062.59 : 132,103.91 = 31,928.99 : x - Step 2: Convert to fraction form
88,062.59/132,103.91 = 31,928.99/x - Step 3: Cross multiply
88,062.59x = 132,103.91 × 31,928.99 - Step 4: Simplify right side
88,062.59x = 4,217,943,840.65 - Step 5: Solve for x
x = 4,217,943,840.65/88,062.59 - Step 6: Final answer
x = 47,897.11
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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.