Home / 56,399.18-84,620.64-23,134.91

Finding the Fourth Proportional to 56,399.18, 84,620.64 and 23,134.91

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Solution

The fourth proportional to 56,399.18, 84,620.64 and 23,134.91 is: 34,711.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,399.18 : 84,620.64 = 23,134.91 : x
  2. Step 2: Convert to fraction form
    56,399.18/84,620.64 = 23,134.91/x
  3. Step 3: Cross multiply
    56,399.18x = 84,620.64 × 23,134.91
  4. Step 4: Simplify right side
    56,399.18x = 1,957,690,890.54
  5. Step 5: Solve for x
    x = 1,957,690,890.54/56,399.18
  6. Step 6: Final answer
    x = 34,711.34

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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.