Home / 57,379.24-86,088.30-29,311.12

Finding the Fourth Proportional to 57,379.24, 86,088.30 and 29,311.12

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Solution

The fourth proportional to 57,379.24, 86,088.30 and 29,311.12 is: 43,976.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,379.24 : 86,088.30 = 29,311.12 : x
  2. Step 2: Convert to fraction form
    57,379.24/86,088.30 = 29,311.12/x
  3. Step 3: Cross multiply
    57,379.24x = 86,088.30 × 29,311.12
  4. Step 4: Simplify right side
    57,379.24x = 2,523,344,491.90
  5. Step 5: Solve for x
    x = 2,523,344,491.90/57,379.24
  6. Step 6: Final answer
    x = 43,976.61

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1.5x scale

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.