Home / 121,026.46-167,003.72-67,302.82

Finding the Fourth Proportional to 121,026.46, 167,003.72 and 67,302.82

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Solution

The fourth proportional to 121,026.46, 167,003.72 and 67,302.82 is: 92,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,026.46 : 167,003.72 = 67,302.82 : x
  2. Step 2: Convert to fraction form
    121,026.46/167,003.72 = 67,302.82/x
  3. Step 3: Cross multiply
    121,026.46x = 167,003.72 × 67,302.82
  4. Step 4: Simplify right side
    121,026.46x = 11,239,821,306.49
  5. Step 5: Solve for x
    x = 11,239,821,306.49/121,026.46
  6. Step 6: Final answer
    x = 92,870.78

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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.