Home / 49,863.60-68,791.68-31,955.31

Finding the Fourth Proportional to 49,863.60, 68,791.68 and 31,955.31

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Solution

The fourth proportional to 49,863.60, 68,791.68 and 31,955.31 is: 44,085.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,863.60 : 68,791.68 = 31,955.31 : x
  2. Step 2: Convert to fraction form
    49,863.60/68,791.68 = 31,955.31/x
  3. Step 3: Cross multiply
    49,863.60x = 68,791.68 × 31,955.31
  4. Step 4: Simplify right side
    49,863.60x = 2,198,259,459.82
  5. Step 5: Solve for x
    x = 2,198,259,459.82/49,863.60
  6. Step 6: Final answer
    x = 44,085.45

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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.