Home / 50,867.10-76,337.10-28,656.90

Finding the Fourth Proportional to 50,867.10, 76,337.10 and 28,656.90

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Solution

The fourth proportional to 50,867.10, 76,337.10 and 28,656.90 is: 43,005.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,867.10 : 76,337.10 = 28,656.90 : x
  2. Step 2: Convert to fraction form
    50,867.10/76,337.10 = 28,656.90/x
  3. Step 3: Cross multiply
    50,867.10x = 76,337.10 × 28,656.90
  4. Step 4: Simplify right side
    50,867.10x = 2,187,584,640.99
  5. Step 5: Solve for x
    x = 2,187,584,640.99/50,867.10
  6. Step 6: Final answer
    x = 43,005.88

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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.