Home / 54,917.22-75,785.76-29,766.72

Finding the Fourth Proportional to 54,917.22, 75,785.76 and 29,766.72

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Solution

The fourth proportional to 54,917.22, 75,785.76 and 29,766.72 is: 41,078.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,917.22 : 75,785.76 = 29,766.72 : x
  2. Step 2: Convert to fraction form
    54,917.22/75,785.76 = 29,766.72/x
  3. Step 3: Cross multiply
    54,917.22x = 75,785.76 × 29,766.72
  4. Step 4: Simplify right side
    54,917.22x = 2,255,893,497.91
  5. Step 5: Solve for x
    x = 2,255,893,497.91/54,917.22
  6. Step 6: Final answer
    x = 41,078.07

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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.