Home / 61,481.10-84,883.14-50,177.60

Finding the Fourth Proportional to 61,481.10, 84,883.14 and 50,177.60

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Solution

The fourth proportional to 61,481.10, 84,883.14 and 50,177.60 is: 69,277.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,481.10 : 84,883.14 = 50,177.60 : x
  2. Step 2: Convert to fraction form
    61,481.10/84,883.14 = 50,177.60/x
  3. Step 3: Cross multiply
    61,481.10x = 84,883.14 × 50,177.60
  4. Step 4: Simplify right side
    61,481.10x = 4,259,231,821.25
  5. Step 5: Solve for x
    x = 4,259,231,821.25/61,481.10
  6. Step 6: Final answer
    x = 69,277.09

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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.