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Finding the Fourth Proportional to 58,132.75, 87,199.95 and 16,579.75

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Solution

The fourth proportional to 58,132.75, 87,199.95 and 16,579.75 is: 24,869.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,132.75 : 87,199.95 = 16,579.75 : x
  2. Step 2: Convert to fraction form
    58,132.75/87,199.95 = 16,579.75/x
  3. Step 3: Cross multiply
    58,132.75x = 87,199.95 × 16,579.75
  4. Step 4: Simplify right side
    58,132.75x = 1,445,753,371.01
  5. Step 5: Solve for x
    x = 1,445,753,371.01/58,132.75
  6. Step 6: Final answer
    x = 24,869.86

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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.