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Finding the Fourth Proportional to 100,083.87, 150,125.81 and 60,652.26

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Solution

The fourth proportional to 100,083.87, 150,125.81 and 60,652.26 is: 90,978.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,083.87 : 150,125.81 = 60,652.26 : x
  2. Step 2: Convert to fraction form
    100,083.87/150,125.81 = 60,652.26/x
  3. Step 3: Cross multiply
    100,083.87x = 150,125.81 × 60,652.26
  4. Step 4: Simplify right side
    100,083.87x = 9,105,469,357.57
  5. Step 5: Solve for x
    x = 9,105,469,357.57/100,083.87
  6. Step 6: Final answer
    x = 90,978.39

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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.