Home / 89,268.54-123,194.44-53,451.70

Finding the Fourth Proportional to 89,268.54, 123,194.44 and 53,451.70

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Solution

The fourth proportional to 89,268.54, 123,194.44 and 53,451.70 is: 73,765.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,268.54 : 123,194.44 = 53,451.70 : x
  2. Step 2: Convert to fraction form
    89,268.54/123,194.44 = 53,451.70/x
  3. Step 3: Cross multiply
    89,268.54x = 123,194.44 × 53,451.70
  4. Step 4: Simplify right side
    89,268.54x = 6,584,952,248.55
  5. Step 5: Solve for x
    x = 6,584,952,248.55/89,268.54
  6. Step 6: Final answer
    x = 73,765.65

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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.