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Finding the Fourth Proportional to 375,540.48, 563,311.13 and 95,057.73

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Solution

The fourth proportional to 375,540.48, 563,311.13 and 95,057.73 is: 142,586.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,540.48 : 563,311.13 = 95,057.73 : x
  2. Step 2: Convert to fraction form
    375,540.48/563,311.13 = 95,057.73/x
  3. Step 3: Cross multiply
    375,540.48x = 563,311.13 × 95,057.73
  4. Step 4: Simplify right side
    375,540.48x = 53,547,077,301.53
  5. Step 5: Solve for x
    x = 53,547,077,301.53/375,540.48
  6. Step 6: Final answer
    x = 142,586.70

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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.