Home / 89,760.62-134,640.52-23,195.09

Finding the Fourth Proportional to 89,760.62, 134,640.52 and 23,195.09

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Solution

The fourth proportional to 89,760.62, 134,640.52 and 23,195.09 is: 34,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,760.62 : 134,640.52 = 23,195.09 : x
  2. Step 2: Convert to fraction form
    89,760.62/134,640.52 = 23,195.09/x
  3. Step 3: Cross multiply
    89,760.62x = 134,640.52 × 23,195.09
  4. Step 4: Simplify right side
    89,760.62x = 3,122,998,189.87
  5. Step 5: Solve for x
    x = 3,122,998,189.87/89,760.62
  6. Step 6: Final answer
    x = 34,792.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.