Home / 126,512.38-189,795.84-37,773.10

Finding the Fourth Proportional to 126,512.38, 189,795.84 and 37,773.10

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Solution

The fourth proportional to 126,512.38, 189,795.84 and 37,773.10 is: 56,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,512.38 : 189,795.84 = 37,773.10 : x
  2. Step 2: Convert to fraction form
    126,512.38/189,795.84 = 37,773.10/x
  3. Step 3: Cross multiply
    126,512.38x = 189,795.84 × 37,773.10
  4. Step 4: Simplify right side
    126,512.38x = 7,169,177,243.90
  5. Step 5: Solve for x
    x = 7,169,177,243.90/126,512.38
  6. Step 6: Final answer
    x = 56,667.79

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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.