Home / 57,318.86-86,013.27-36,229.86

Finding the Fourth Proportional to 57,318.86, 86,013.27 and 36,229.86

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Solution

The fourth proportional to 57,318.86, 86,013.27 and 36,229.86 is: 54,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,318.86 : 86,013.27 = 36,229.86 : x
  2. Step 2: Convert to fraction form
    57,318.86/86,013.27 = 36,229.86/x
  3. Step 3: Cross multiply
    57,318.86x = 86,013.27 × 36,229.86
  4. Step 4: Simplify right side
    57,318.86x = 3,116,248,730.24
  5. Step 5: Solve for x
    x = 3,116,248,730.24/57,318.86
  6. Step 6: Final answer
    x = 54,366.90

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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.