Home / 121,275.38-167,361.14-67,560.22

Finding the Fourth Proportional to 121,275.38, 167,361.14 and 67,560.22

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Solution

The fourth proportional to 121,275.38, 167,361.14 and 67,560.22 is: 93,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,275.38 : 167,361.14 = 67,560.22 : x
  2. Step 2: Convert to fraction form
    121,275.38/167,361.14 = 67,560.22/x
  3. Step 3: Cross multiply
    121,275.38x = 167,361.14 × 67,560.22
  4. Step 4: Simplify right side
    121,275.38x = 11,306,955,437.85
  5. Step 5: Solve for x
    x = 11,306,955,437.85/121,275.38
  6. Step 6: Final answer
    x = 93,233.73

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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.