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Finding the Fourth Proportional to 376,145.10, 564,215.22 and 95,659.92

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Solution

The fourth proportional to 376,145.10, 564,215.22 and 95,659.92 is: 143,489.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,145.10 : 564,215.22 = 95,659.92 : x
  2. Step 2: Convert to fraction form
    376,145.10/564,215.22 = 95,659.92/x
  3. Step 3: Cross multiply
    376,145.10x = 564,215.22 × 95,659.92
  4. Step 4: Simplify right side
    376,145.10x = 53,972,782,807.98
  5. Step 5: Solve for x
    x = 53,972,782,807.98/376,145.10
  6. Step 6: Final answer
    x = 143,489.26

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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.