Home / 112,469.00-155,207.25-61,481.96

Finding the Fourth Proportional to 112,469.00, 155,207.25 and 61,481.96

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Solution

The fourth proportional to 112,469.00, 155,207.25 and 61,481.96 is: 84,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,469.00 : 155,207.25 = 61,481.96 : x
  2. Step 2: Convert to fraction form
    112,469.00/155,207.25 = 61,481.96/x
  3. Step 3: Cross multiply
    112,469.00x = 155,207.25 × 61,481.96
  4. Step 4: Simplify right side
    112,469.00x = 9,542,445,160.17
  5. Step 5: Solve for x
    x = 9,542,445,160.17/112,469.00
  6. Step 6: Final answer
    x = 84,845.12

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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.