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Finding the Fourth Proportional to 376,447.50, 564,655.05 and 95,956.38

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Solution

The fourth proportional to 376,447.50, 564,655.05 and 95,956.38 is: 143,930.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,447.50 : 564,655.05 = 95,956.38 : x
  2. Step 2: Convert to fraction form
    376,447.50/564,655.05 = 95,956.38/x
  3. Step 3: Cross multiply
    376,447.50x = 564,655.05 × 95,956.38
  4. Step 4: Simplify right side
    376,447.50x = 54,182,254,546.72
  5. Step 5: Solve for x
    x = 54,182,254,546.72/376,447.50
  6. Step 6: Final answer
    x = 143,930.44

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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.