Home / 122,339.01-169,160.84-106,592.61

Finding the Fourth Proportional to 122,339.01, 169,160.84 and 106,592.61

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Solution

The fourth proportional to 122,339.01, 169,160.84 and 106,592.61 is: 147,387.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,339.01 : 169,160.84 = 106,592.61 : x
  2. Step 2: Convert to fraction form
    122,339.01/169,160.84 = 106,592.61/x
  3. Step 3: Cross multiply
    122,339.01x = 169,160.84 × 106,592.61
  4. Step 4: Simplify right side
    122,339.01x = 18,031,295,445.39
  5. Step 5: Solve for x
    x = 18,031,295,445.39/122,339.01
  6. Step 6: Final answer
    x = 147,387.95

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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.