Finding the Fourth Proportional to 173,616.52, 239,691.18 and 115,518.88
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Solution
The fourth proportional to 173,616.52, 239,691.18 and 115,518.88 is: 159,482.85
Step by Step Solution
- Step 1: Write the proportion equation
173,616.52 : 239,691.18 = 115,518.88 : x - Step 2: Convert to fraction form
173,616.52/239,691.18 = 115,518.88/x - Step 3: Cross multiply
173,616.52x = 239,691.18 × 115,518.88 - Step 4: Simplify right side
173,616.52x = 27,688,856,659.48 - Step 5: Solve for x
x = 27,688,856,659.48/173,616.52 - Step 6: Final answer
x = 159,482.85
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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.