Finding the Fourth Proportional to 131,523.52, 197,265.76 and 48,398.08
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Solution
The fourth proportional to 131,523.52, 197,265.76 and 48,398.08 is: 72,589.94
Step by Step Solution
- Step 1: Write the proportion equation
131,523.52 : 197,265.76 = 48,398.08 : x - Step 2: Convert to fraction form
131,523.52/197,265.76 = 48,398.08/x - Step 3: Cross multiply
131,523.52x = 197,265.76 × 48,398.08 - Step 4: Simplify right side
131,523.52x = 9,547,284,033.74 - Step 5: Solve for x
x = 9,547,284,033.74/131,523.52 - Step 6: Final answer
x = 72,589.94
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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.