Home / 89,238.48-123,148.26-48,951.44

Finding the Fourth Proportional to 89,238.48, 123,148.26 and 48,951.44

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Solution

The fourth proportional to 89,238.48, 123,148.26 and 48,951.44 is: 67,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,238.48 : 123,148.26 = 48,951.44 : x
  2. Step 2: Convert to fraction form
    89,238.48/123,148.26 = 48,951.44/x
  3. Step 3: Cross multiply
    89,238.48x = 123,148.26 × 48,951.44
  4. Step 4: Simplify right side
    89,238.48x = 6,028,284,660.49
  5. Step 5: Solve for x
    x = 6,028,284,660.49/89,238.48
  6. Step 6: Final answer
    x = 67,552.53

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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.