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Finding the Fourth Proportional to 63,812.86, 95,713.82 and 38,846.43

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Solution

The fourth proportional to 63,812.86, 95,713.82 and 38,846.43 is: 58,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,812.86 : 95,713.82 = 38,846.43 : x
  2. Step 2: Convert to fraction form
    63,812.86/95,713.82 = 38,846.43/x
  3. Step 3: Cross multiply
    63,812.86x = 95,713.82 × 38,846.43
  4. Step 4: Simplify right side
    63,812.86x = 3,718,140,545.06
  5. Step 5: Solve for x
    x = 3,718,140,545.06/63,812.86
  6. Step 6: Final answer
    x = 58,266.32

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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.