Home / 89,044.88-122,881.92-48,758.64

Finding the Fourth Proportional to 89,044.88, 122,881.92 and 48,758.64

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Solution

The fourth proportional to 89,044.88, 122,881.92 and 48,758.64 is: 67,286.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,044.88 : 122,881.92 = 48,758.64 : x
  2. Step 2: Convert to fraction form
    89,044.88/122,881.92 = 48,758.64/x
  3. Step 3: Cross multiply
    89,044.88x = 122,881.92 × 48,758.64
  4. Step 4: Simplify right side
    89,044.88x = 5,991,555,299.79
  5. Step 5: Solve for x
    x = 5,991,555,299.79/89,044.88
  6. Step 6: Final answer
    x = 67,286.92

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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.