Home / 109,712.13-164,568.20-26,606.13

Finding the Fourth Proportional to 109,712.13, 164,568.20 and 26,606.13

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Solution

The fourth proportional to 109,712.13, 164,568.20 and 26,606.13 is: 39,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,712.13 : 164,568.20 = 26,606.13 : x
  2. Step 2: Convert to fraction form
    109,712.13/164,568.20 = 26,606.13/x
  3. Step 3: Cross multiply
    109,712.13x = 164,568.20 × 26,606.13
  4. Step 4: Simplify right side
    109,712.13x = 4,378,522,923.07
  5. Step 5: Solve for x
    x = 4,378,522,923.07/109,712.13
  6. Step 6: Final answer
    x = 39,909.20

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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.