Home / 109,695.13-164,542.69-26,589.13

Finding the Fourth Proportional to 109,695.13, 164,542.69 and 26,589.13

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Solution

The fourth proportional to 109,695.13, 164,542.69 and 26,589.13 is: 39,883.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,695.13 : 164,542.69 = 26,589.13 : x
  2. Step 2: Convert to fraction form
    109,695.13/164,542.69 = 26,589.13/x
  3. Step 3: Cross multiply
    109,695.13x = 164,542.69 × 26,589.13
  4. Step 4: Simplify right side
    109,695.13x = 4,375,046,974.96
  5. Step 5: Solve for x
    x = 4,375,046,974.96/109,695.13
  6. Step 6: Final answer
    x = 39,883.69

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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.