Home / 150,164.97-225,010.34-121,947.72

Finding the Fourth Proportional to 150,164.97, 225,010.34 and 121,947.72

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Solution

The fourth proportional to 150,164.97, 225,010.34 and 121,947.72 is: 182,729.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,164.97 : 225,010.34 = 121,947.72 : x
  2. Step 2: Convert to fraction form
    150,164.97/225,010.34 = 121,947.72/x
  3. Step 3: Cross multiply
    150,164.97x = 225,010.34 × 121,947.72
  4. Step 4: Simplify right side
    150,164.97x = 27,439,497,939.42
  5. Step 5: Solve for x
    x = 27,439,497,939.42/150,164.97
  6. Step 6: Final answer
    x = 182,729.02

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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.