Home / 187,229.79-258,357.18-110,751.78

Finding the Fourth Proportional to 187,229.79, 258,357.18 and 110,751.78

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Solution

The fourth proportional to 187,229.79, 258,357.18 and 110,751.78 is: 152,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,229.79 : 258,357.18 = 110,751.78 : x
  2. Step 2: Convert to fraction form
    187,229.79/258,357.18 = 110,751.78/x
  3. Step 3: Cross multiply
    187,229.79x = 258,357.18 × 110,751.78
  4. Step 4: Simplify right side
    187,229.79x = 28,613,517,560.78
  5. Step 5: Solve for x
    x = 28,613,517,560.78/187,229.79
  6. Step 6: Final answer
    x = 152,825.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.