Home / 138,023.38-207,011.58-44,529.13

Finding the Fourth Proportional to 138,023.38, 207,011.58 and 44,529.13

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Solution

The fourth proportional to 138,023.38, 207,011.58 and 44,529.13 is: 66,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,023.38 : 207,011.58 = 44,529.13 : x
  2. Step 2: Convert to fraction form
    138,023.38/207,011.58 = 44,529.13/x
  3. Step 3: Cross multiply
    138,023.38x = 207,011.58 × 44,529.13
  4. Step 4: Simplify right side
    138,023.38x = 9,218,045,557.33
  5. Step 5: Solve for x
    x = 9,218,045,557.33/138,023.38
  6. Step 6: Final answer
    x = 66,786.12

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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.