Home / 89,356.44-123,313.17-49,073.82

Finding the Fourth Proportional to 89,356.44, 123,313.17 and 49,073.82

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Solution

The fourth proportional to 89,356.44, 123,313.17 and 49,073.82 is: 67,722.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,356.44 : 123,313.17 = 49,073.82 : x
  2. Step 2: Convert to fraction form
    89,356.44/123,313.17 = 49,073.82/x
  3. Step 3: Cross multiply
    89,356.44x = 123,313.17 × 49,073.82
  4. Step 4: Simplify right side
    89,356.44x = 6,051,448,308.21
  5. Step 5: Solve for x
    x = 6,051,448,308.21/89,356.44
  6. Step 6: Final answer
    x = 67,722.58

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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.