Home / 109,449.38-164,174.12-26,343.38

Finding the Fourth Proportional to 109,449.38, 164,174.12 and 26,343.38

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Solution

The fourth proportional to 109,449.38, 164,174.12 and 26,343.38 is: 39,515.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,449.38 : 164,174.12 = 26,343.38 : x
  2. Step 2: Convert to fraction form
    109,449.38/164,174.12 = 26,343.38/x
  3. Step 3: Cross multiply
    109,449.38x = 164,174.12 × 26,343.38
  4. Step 4: Simplify right side
    109,449.38x = 4,324,901,229.33
  5. Step 5: Solve for x
    x = 4,324,901,229.33/109,449.38
  6. Step 6: Final answer
    x = 39,515.08

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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.