Home / 56,073.12-84,123-16,092.60

Finding the Fourth Proportional to 56,073.12, 84,123 and 16,092.60

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Solution

The fourth proportional to 56,073.12, 84,123 and 16,092.60 is: 24,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,073.12 : 84,123 = 16,092.60 : x
  2. Step 2: Convert to fraction form
    56,073.12/84,123 = 16,092.60/x
  3. Step 3: Cross multiply
    56,073.12x = 84,123 × 16,092.60
  4. Step 4: Simplify right side
    56,073.12x = 1,353,757,789.80
  5. Step 5: Solve for x
    x = 1,353,757,789.80/56,073.12
  6. Step 6: Final answer
    x = 24,142.72

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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.