Home / 121,194.46-167,239.22-67,469.10

Finding the Fourth Proportional to 121,194.46, 167,239.22 and 67,469.10

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Solution

The fourth proportional to 121,194.46, 167,239.22 and 67,469.10 is: 93,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,194.46 : 167,239.22 = 67,469.10 : x
  2. Step 2: Convert to fraction form
    121,194.46/167,239.22 = 67,469.10/x
  3. Step 3: Cross multiply
    121,194.46x = 167,239.22 × 67,469.10
  4. Step 4: Simplify right side
    121,194.46x = 11,283,479,658.10
  5. Step 5: Solve for x
    x = 11,283,479,658.10/121,194.46
  6. Step 6: Final answer
    x = 93,102.27

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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.