Home / 122,925.35-169,279.92-106,785.29

Finding the Fourth Proportional to 122,925.35, 169,279.92 and 106,785.29

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Solution

The fourth proportional to 122,925.35, 169,279.92 and 106,785.29 is: 147,053.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,925.35 : 169,279.92 = 106,785.29 : x
  2. Step 2: Convert to fraction form
    122,925.35/169,279.92 = 106,785.29/x
  3. Step 3: Cross multiply
    122,925.35x = 169,279.92 × 106,785.29
  4. Step 4: Simplify right side
    122,925.35x = 18,076,605,348.38
  5. Step 5: Solve for x
    x = 18,076,605,348.38/122,925.35
  6. Step 6: Final answer
    x = 147,053.52

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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.