Finding the Fourth Proportional to 88,909.18, 122,694.68 and 48,623.02
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Solution
The fourth proportional to 88,909.18, 122,694.68 and 48,623.02 is: 67,099.77
Step by Step Solution
- Step 1: Write the proportion equation
88,909.18 : 122,694.68 = 48,623.02 : x - Step 2: Convert to fraction form
88,909.18/122,694.68 = 48,623.02/x - Step 3: Cross multiply
88,909.18x = 122,694.68 × 48,623.02 - Step 4: Simplify right side
88,909.18x = 5,965,785,879.53 - Step 5: Solve for x
x = 5,965,785,879.53/88,909.18 - Step 6: Final answer
x = 67,099.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.