Home / 89,260.36-123,178.24-48,974.48

Finding the Fourth Proportional to 89,260.36, 123,178.24 and 48,974.48

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Solution

The fourth proportional to 89,260.36, 123,178.24 and 48,974.48 is: 67,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,260.36 : 123,178.24 = 48,974.48 : x
  2. Step 2: Convert to fraction form
    89,260.36/123,178.24 = 48,974.48/x
  3. Step 3: Cross multiply
    89,260.36x = 123,178.24 × 48,974.48
  4. Step 4: Simplify right side
    89,260.36x = 6,032,590,251.32
  5. Step 5: Solve for x
    x = 6,032,590,251.32/89,260.36
  6. Step 6: Final answer
    x = 67,584.20

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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.