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Finding the Fourth Proportional to 60,238.62, 90,327.87 and 35,284.86

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Solution

The fourth proportional to 60,238.62, 90,327.87 and 35,284.86 is: 52,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,238.62 : 90,327.87 = 35,284.86 : x
  2. Step 2: Convert to fraction form
    60,238.62/90,327.87 = 35,284.86/x
  3. Step 3: Cross multiply
    60,238.62x = 90,327.87 × 35,284.86
  4. Step 4: Simplify right side
    60,238.62x = 3,187,206,247.05
  5. Step 5: Solve for x
    x = 3,187,206,247.05/60,238.62
  6. Step 6: Final answer
    x = 52,909.68

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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.