Home / 89,147.28-133,729.44-25,105.26

Finding the Fourth Proportional to 89,147.28, 133,729.44 and 25,105.26

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Solution

The fourth proportional to 89,147.28, 133,729.44 and 25,105.26 is: 37,660.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,147.28 : 133,729.44 = 25,105.26 : x
  2. Step 2: Convert to fraction form
    89,147.28/133,729.44 = 25,105.26/x
  3. Step 3: Cross multiply
    89,147.28x = 133,729.44 × 25,105.26
  4. Step 4: Simplify right side
    89,147.28x = 3,357,312,360.85
  5. Step 5: Solve for x
    x = 3,357,312,360.85/89,147.28
  6. Step 6: Final answer
    x = 37,660.29

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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.