Home / 89,320.06-123,262.86-49,027.96

Finding the Fourth Proportional to 89,320.06, 123,262.86 and 49,027.96

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Solution

The fourth proportional to 89,320.06, 123,262.86 and 49,027.96 is: 67,659.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,320.06 : 123,262.86 = 49,027.96 : x
  2. Step 2: Convert to fraction form
    89,320.06/123,262.86 = 49,027.96/x
  3. Step 3: Cross multiply
    89,320.06x = 123,262.86 × 49,027.96
  4. Step 4: Simplify right side
    89,320.06x = 6,043,326,569.57
  5. Step 5: Solve for x
    x = 6,043,326,569.57/89,320.06
  6. Step 6: Final answer
    x = 67,659.23

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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.