Home / 122,753.10-169,379.46-69,034.92

Finding the Fourth Proportional to 122,753.10, 169,379.46 and 69,034.92

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Solution

The fourth proportional to 122,753.10, 169,379.46 and 69,034.92 is: 95,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,753.10 : 169,379.46 = 69,034.92 : x
  2. Step 2: Convert to fraction form
    122,753.10/169,379.46 = 69,034.92/x
  3. Step 3: Cross multiply
    122,753.10x = 169,379.46 × 69,034.92
  4. Step 4: Simplify right side
    122,753.10x = 11,693,097,470.74
  5. Step 5: Solve for x
    x = 11,693,097,470.74/122,753.10
  6. Step 6: Final answer
    x = 95,257.04

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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.