Home / 137,944.48-206,883.92-38,102.47

Finding the Fourth Proportional to 137,944.48, 206,883.92 and 38,102.47

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Solution

The fourth proportional to 137,944.48, 206,883.92 and 38,102.47 is: 57,144.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,944.48 : 206,883.92 = 38,102.47 : x
  2. Step 2: Convert to fraction form
    137,944.48/206,883.92 = 38,102.47/x
  3. Step 3: Cross multiply
    137,944.48x = 206,883.92 × 38,102.47
  4. Step 4: Simplify right side
    137,944.48x = 7,882,787,225.61
  5. Step 5: Solve for x
    x = 7,882,787,225.61/137,944.48
  6. Step 6: Final answer
    x = 57,144.64

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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.