Home / 122,974.44-169,708.14-75,226.92

Finding the Fourth Proportional to 122,974.44, 169,708.14 and 75,226.92

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Solution

The fourth proportional to 122,974.44, 169,708.14 and 75,226.92 is: 103,815.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,974.44 : 169,708.14 = 75,226.92 : x
  2. Step 2: Convert to fraction form
    122,974.44/169,708.14 = 75,226.92/x
  3. Step 3: Cross multiply
    122,974.44x = 169,708.14 × 75,226.92
  4. Step 4: Simplify right side
    122,974.44x = 12,766,620,671.13
  5. Step 5: Solve for x
    x = 12,766,620,671.13/122,974.44
  6. Step 6: Final answer
    x = 103,815.24

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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.