Home / 109,974.26-164,964.46-38,886.85

Finding the Fourth Proportional to 109,974.26, 164,964.46 and 38,886.85

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Solution

The fourth proportional to 109,974.26, 164,964.46 and 38,886.85 is: 58,331.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,974.26 : 164,964.46 = 38,886.85 : x
  2. Step 2: Convert to fraction form
    109,974.26/164,964.46 = 38,886.85/x
  3. Step 3: Cross multiply
    109,974.26x = 164,964.46 × 38,886.85
  4. Step 4: Simplify right side
    109,974.26x = 6,414,948,211.35
  5. Step 5: Solve for x
    x = 6,414,948,211.35/109,974.26
  6. Step 6: Final answer
    x = 58,331.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.