Home / 150,238.68-207,331.86-82,254.54

Finding the Fourth Proportional to 150,238.68, 207,331.86 and 82,254.54

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Solution

The fourth proportional to 150,238.68, 207,331.86 and 82,254.54 is: 113,512.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,238.68 : 207,331.86 = 82,254.54 : x
  2. Step 2: Convert to fraction form
    150,238.68/207,331.86 = 82,254.54/x
  3. Step 3: Cross multiply
    150,238.68x = 207,331.86 × 82,254.54
  4. Step 4: Simplify right side
    150,238.68x = 17,053,986,771.64
  5. Step 5: Solve for x
    x = 17,053,986,771.64/150,238.68
  6. Step 6: Final answer
    x = 113,512.62

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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.