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Finding the Fourth Proportional to 63,867.86, 95,716.90 and 33,875.92

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Solution

The fourth proportional to 63,867.86, 95,716.90 and 33,875.92 is: 50,768.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,867.86 : 95,716.90 = 33,875.92 : x
  2. Step 2: Convert to fraction form
    63,867.86/95,716.90 = 33,875.92/x
  3. Step 3: Cross multiply
    63,867.86x = 95,716.90 × 33,875.92
  4. Step 4: Simplify right side
    63,867.86x = 3,242,497,399.08
  5. Step 5: Solve for x
    x = 3,242,497,399.08/63,867.86
  6. Step 6: Final answer
    x = 50,768.85

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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.