Home / 167,275.68-230,840.76-99,306.28

Finding the Fourth Proportional to 167,275.68, 230,840.76 and 99,306.28

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Solution

The fourth proportional to 167,275.68, 230,840.76 and 99,306.28 is: 137,042.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,275.68 : 230,840.76 = 99,306.28 : x
  2. Step 2: Convert to fraction form
    167,275.68/230,840.76 = 99,306.28/x
  3. Step 3: Cross multiply
    167,275.68x = 230,840.76 × 99,306.28
  4. Step 4: Simplify right side
    167,275.68x = 22,923,937,147.97
  5. Step 5: Solve for x
    x = 22,923,937,147.97/167,275.68
  6. Step 6: Final answer
    x = 137,042.86

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1.5x scale

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.