Home / 122,630.46-169,233.42-68,920.38

Finding the Fourth Proportional to 122,630.46, 169,233.42 and 68,920.38

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Solution

The fourth proportional to 122,630.46, 169,233.42 and 68,920.38 is: 95,112.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,630.46 : 169,233.42 = 68,920.38 : x
  2. Step 2: Convert to fraction form
    122,630.46/169,233.42 = 68,920.38/x
  3. Step 3: Cross multiply
    122,630.46x = 169,233.42 × 68,920.38
  4. Step 4: Simplify right side
    122,630.46x = 11,663,631,615.10
  5. Step 5: Solve for x
    x = 11,663,631,615.10/122,630.46
  6. Step 6: Final answer
    x = 95,112.03

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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.