Home / 109,354.11-164,031.17-26,248.11

Finding the Fourth Proportional to 109,354.11, 164,031.17 and 26,248.11

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Solution

The fourth proportional to 109,354.11, 164,031.17 and 26,248.11 is: 39,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,354.11 : 164,031.17 = 26,248.11 : x
  2. Step 2: Convert to fraction form
    109,354.11/164,031.17 = 26,248.11/x
  3. Step 3: Cross multiply
    109,354.11x = 164,031.17 × 26,248.11
  4. Step 4: Simplify right side
    109,354.11x = 4,305,508,785.13
  5. Step 5: Solve for x
    x = 4,305,508,785.13/109,354.11
  6. Step 6: Final answer
    x = 39,372.17

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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.