Home / 126,251.65-189,375.59-58,745.88

Finding the Fourth Proportional to 126,251.65, 189,375.59 and 58,745.88

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Solution

The fourth proportional to 126,251.65, 189,375.59 and 58,745.88 is: 88,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,251.65 : 189,375.59 = 58,745.88 : x
  2. Step 2: Convert to fraction form
    126,251.65/189,375.59 = 58,745.88/x
  3. Step 3: Cross multiply
    126,251.65x = 189,375.59 × 58,745.88
  4. Step 4: Simplify right side
    126,251.65x = 11,125,035,685.07
  5. Step 5: Solve for x
    x = 11,125,035,685.07/126,251.65
  6. Step 6: Final answer
    x = 88,117.94

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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.