Home / 121,274.46-167,358.85-67,559.61

Finding the Fourth Proportional to 121,274.46, 167,358.85 and 67,559.61

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Solution

The fourth proportional to 121,274.46, 167,358.85 and 67,559.61 is: 93,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,274.46 : 167,358.85 = 67,559.61 : x
  2. Step 2: Convert to fraction form
    121,274.46/167,358.85 = 67,559.61/x
  3. Step 3: Cross multiply
    121,274.46x = 167,358.85 × 67,559.61
  4. Step 4: Simplify right side
    121,274.46x = 11,306,698,467.15
  5. Step 5: Solve for x
    x = 11,306,698,467.15/121,274.46
  6. Step 6: Final answer
    x = 93,232.32

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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.