Home / 89,582.13-123,620.73-49,295.88

Finding the Fourth Proportional to 89,582.13, 123,620.73 and 49,295.88

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Solution

The fourth proportional to 89,582.13, 123,620.73 and 49,295.88 is: 68,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,582.13 : 123,620.73 = 49,295.88 : x
  2. Step 2: Convert to fraction form
    89,582.13/123,620.73 = 49,295.88/x
  3. Step 3: Cross multiply
    89,582.13x = 123,620.73 × 49,295.88
  4. Step 4: Simplify right side
    89,582.13x = 6,093,992,671.59
  5. Step 5: Solve for x
    x = 6,093,992,671.59/89,582.13
  6. Step 6: Final answer
    x = 68,026.88

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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.