Home / 121,227.24-167,281.62-67,517.27

Finding the Fourth Proportional to 121,227.24, 167,281.62 and 67,517.27

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Solution

The fourth proportional to 121,227.24, 167,281.62 and 67,517.27 is: 93,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,227.24 : 167,281.62 = 67,517.27 : x
  2. Step 2: Convert to fraction form
    121,227.24/167,281.62 = 67,517.27/x
  3. Step 3: Cross multiply
    121,227.24x = 167,281.62 × 67,517.27
  4. Step 4: Simplify right side
    121,227.24x = 11,294,397,467.17
  5. Step 5: Solve for x
    x = 11,294,397,467.17/121,227.24
  6. Step 6: Final answer
    x = 93,167.16

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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.