Home / 121,233.49-167,290.20-67,523.50

Finding the Fourth Proportional to 121,233.49, 167,290.20 and 67,523.50

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Solution

The fourth proportional to 121,233.49, 167,290.20 and 67,523.50 is: 93,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,233.49 : 167,290.20 = 67,523.50 : x
  2. Step 2: Convert to fraction form
    121,233.49/167,290.20 = 67,523.50/x
  3. Step 3: Cross multiply
    121,233.49x = 167,290.20 × 67,523.50
  4. Step 4: Simplify right side
    121,233.49x = 11,296,019,819.70
  5. Step 5: Solve for x
    x = 11,296,019,819.70/121,233.49
  6. Step 6: Final answer
    x = 93,175.74

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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.