Finding the Fourth Proportional to 176,701.20, 243,842.10 and 96,126.65
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Solution
The fourth proportional to 176,701.20, 243,842.10 and 96,126.65 is: 132,651.75
Step by Step Solution
- Step 1: Write the proportion equation
176,701.20 : 243,842.10 = 96,126.65 : x - Step 2: Convert to fraction form
176,701.20/243,842.10 = 96,126.65/x - Step 3: Cross multiply
176,701.20x = 243,842.10 × 96,126.65 - Step 4: Simplify right side
176,701.20x = 23,439,723,536.69 - Step 5: Solve for x
x = 23,439,723,536.69/176,701.20 - Step 6: Final answer
x = 132,651.75
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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.