Home / 89,963.22-124,148.58-49,676.97

Finding the Fourth Proportional to 89,963.22, 124,148.58 and 49,676.97

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Solution

The fourth proportional to 89,963.22, 124,148.58 and 49,676.97 is: 68,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,963.22 : 124,148.58 = 49,676.97 : x
  2. Step 2: Convert to fraction form
    89,963.22/124,148.58 = 49,676.97/x
  3. Step 3: Cross multiply
    89,963.22x = 124,148.58 × 49,676.97
  4. Step 4: Simplify right side
    89,963.22x = 6,167,325,284.20
  5. Step 5: Solve for x
    x = 6,167,325,284.20/89,963.22
  6. Step 6: Final answer
    x = 68,553.85

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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.