Home / 78,481.22-108,301.82-44,492.85

Finding the Fourth Proportional to 78,481.22, 108,301.82 and 44,492.85

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Solution

The fourth proportional to 78,481.22, 108,301.82 and 44,492.85 is: 61,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,481.22 : 108,301.82 = 44,492.85 : x
  2. Step 2: Convert to fraction form
    78,481.22/108,301.82 = 44,492.85/x
  3. Step 3: Cross multiply
    78,481.22x = 108,301.82 × 44,492.85
  4. Step 4: Simplify right side
    78,481.22x = 4,818,656,409.52
  5. Step 5: Solve for x
    x = 4,818,656,409.52/78,481.22
  6. Step 6: Final answer
    x = 61,398.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.