Home / 110,640.29-165,956.13-31,754.52

Finding the Fourth Proportional to 110,640.29, 165,956.13 and 31,754.52

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Solution

The fourth proportional to 110,640.29, 165,956.13 and 31,754.52 is: 47,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,640.29 : 165,956.13 = 31,754.52 : x
  2. Step 2: Convert to fraction form
    110,640.29/165,956.13 = 31,754.52/x
  3. Step 3: Cross multiply
    110,640.29x = 165,956.13 × 31,754.52
  4. Step 4: Simplify right side
    110,640.29x = 5,269,857,249.21
  5. Step 5: Solve for x
    x = 5,269,857,249.21/110,640.29
  6. Step 6: Final answer
    x = 47,630.55

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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.