Home / 121,233.42-167,290.13-67,523.43

Finding the Fourth Proportional to 121,233.42, 167,290.13 and 67,523.43

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Solution

The fourth proportional to 121,233.42, 167,290.13 and 67,523.43 is: 93,175.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,233.42 : 167,290.13 = 67,523.43 : x
  2. Step 2: Convert to fraction form
    121,233.42/167,290.13 = 67,523.43/x
  3. Step 3: Cross multiply
    121,233.42x = 167,290.13 × 67,523.43
  4. Step 4: Simplify right side
    121,233.42x = 11,296,003,382.75
  5. Step 5: Solve for x
    x = 11,296,003,382.75/121,233.42
  6. Step 6: Final answer
    x = 93,175.66

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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.