Home / 109,710.13-164,565.20-26,604.13

Finding the Fourth Proportional to 109,710.13, 164,565.20 and 26,604.13

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Solution

The fourth proportional to 109,710.13, 164,565.20 and 26,604.13 is: 39,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,710.13 : 164,565.20 = 26,604.13 : x
  2. Step 2: Convert to fraction form
    109,710.13/164,565.20 = 26,604.13/x
  3. Step 3: Cross multiply
    109,710.13x = 164,565.20 × 26,604.13
  4. Step 4: Simplify right side
    109,710.13x = 4,378,113,974.28
  5. Step 5: Solve for x
    x = 4,378,113,974.28/109,710.13
  6. Step 6: Final answer
    x = 39,906.20

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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.