Home / 112,257.13-168,407.88-41,180.43

Finding the Fourth Proportional to 112,257.13, 168,407.88 and 41,180.43

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Solution

The fourth proportional to 112,257.13, 168,407.88 and 41,180.43 is: 61,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,257.13 : 168,407.88 = 41,180.43 : x
  2. Step 2: Convert to fraction form
    112,257.13/168,407.88 = 41,180.43/x
  3. Step 3: Cross multiply
    112,257.13x = 168,407.88 × 41,180.43
  4. Step 4: Simplify right side
    112,257.13x = 6,935,108,913.79
  5. Step 5: Solve for x
    x = 6,935,108,913.79/112,257.13
  6. Step 6: Final answer
    x = 61,778.78

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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.