Finding the Fourth Proportional to 88,070.08, 132,027.36 and 67,385.92
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Solution
The fourth proportional to 88,070.08, 132,027.36 and 67,385.92 is: 101,019.38
Step by Step Solution
- Step 1: Write the proportion equation
88,070.08 : 132,027.36 = 67,385.92 : x - Step 2: Convert to fraction form
88,070.08/132,027.36 = 67,385.92/x - Step 3: Cross multiply
88,070.08x = 132,027.36 × 67,385.92 - Step 4: Simplify right side
88,070.08x = 8,896,785,118.77 - Step 5: Solve for x
x = 8,896,785,118.77/88,070.08 - Step 6: Final answer
x = 101,019.38
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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.