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Finding the Fourth Proportional to 63,568.72, 95,380.49 and 30,288.93

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Solution

The fourth proportional to 63,568.72, 95,380.49 and 30,288.93 is: 45,446.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,568.72 : 95,380.49 = 30,288.93 : x
  2. Step 2: Convert to fraction form
    63,568.72/95,380.49 = 30,288.93/x
  3. Step 3: Cross multiply
    63,568.72x = 95,380.49 × 30,288.93
  4. Step 4: Simplify right side
    63,568.72x = 2,888,972,984.98
  5. Step 5: Solve for x
    x = 2,888,972,984.98/63,568.72
  6. Step 6: Final answer
    x = 45,446.46

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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.