Finding the Fourth Proportional to 175,861.20, 242,688.68 and 95,288.70
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Solution
The fourth proportional to 175,861.20, 242,688.68 and 95,288.70 is: 131,498.53
Step by Step Solution
- Step 1: Write the proportion equation
175,861.20 : 242,688.68 = 95,288.70 : x - Step 2: Convert to fraction form
175,861.20/242,688.68 = 95,288.70/x - Step 3: Cross multiply
175,861.20x = 242,688.68 × 95,288.70 - Step 4: Simplify right side
175,861.20x = 23,125,488,821.92 - Step 5: Solve for x
x = 23,125,488,821.92/175,861.20 - Step 6: Final answer
x = 131,498.53
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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.