Home / 71,124.14-106,686.32-29,027.13

Finding the Fourth Proportional to 71,124.14, 106,686.32 and 29,027.13

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Solution

The fourth proportional to 71,124.14, 106,686.32 and 29,027.13 is: 43,540.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,124.14 : 106,686.32 = 29,027.13 : x
  2. Step 2: Convert to fraction form
    71,124.14/106,686.32 = 29,027.13/x
  3. Step 3: Cross multiply
    71,124.14x = 106,686.32 × 29,027.13
  4. Step 4: Simplify right side
    71,124.14x = 3,096,797,134.65
  5. Step 5: Solve for x
    x = 3,096,797,134.65/71,124.14
  6. Step 6: Final answer
    x = 43,540.73

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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.