Home / 121,333.46-167,440.32-67,617.27

Finding the Fourth Proportional to 121,333.46, 167,440.32 and 67,617.27

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Solution

The fourth proportional to 121,333.46, 167,440.32 and 67,617.27 is: 93,311.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,333.46 : 167,440.32 = 67,617.27 : x
  2. Step 2: Convert to fraction form
    121,333.46/167,440.32 = 67,617.27/x
  3. Step 3: Cross multiply
    121,333.46x = 167,440.32 × 67,617.27
  4. Step 4: Simplify right side
    121,333.46x = 11,321,857,326.33
  5. Step 5: Solve for x
    x = 11,321,857,326.33/121,333.46
  6. Step 6: Final answer
    x = 93,311.92

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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.