Home / 89,394.33-123,372.74-51,146.27

Finding the Fourth Proportional to 89,394.33, 123,372.74 and 51,146.27

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Solution

The fourth proportional to 89,394.33, 123,372.74 and 51,146.27 is: 70,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,394.33 : 123,372.74 = 51,146.27 : x
  2. Step 2: Convert to fraction form
    89,394.33/123,372.74 = 51,146.27/x
  3. Step 3: Cross multiply
    89,394.33x = 123,372.74 × 51,146.27
  4. Step 4: Simplify right side
    89,394.33x = 6,310,055,470.68
  5. Step 5: Solve for x
    x = 6,310,055,470.68/89,394.33
  6. Step 6: Final answer
    x = 70,586.75

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1.5x scale

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.