Home / 150,435.28-207,481.09-127,849.03

Finding the Fourth Proportional to 150,435.28, 207,481.09 and 127,849.03

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Solution

The fourth proportional to 150,435.28, 207,481.09 and 127,849.03 is: 176,330.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,435.28 : 207,481.09 = 127,849.03 : x
  2. Step 2: Convert to fraction form
    150,435.28/207,481.09 = 127,849.03/x
  3. Step 3: Cross multiply
    150,435.28x = 207,481.09 × 127,849.03
  4. Step 4: Simplify right side
    150,435.28x = 26,526,256,099.84
  5. Step 5: Solve for x
    x = 26,526,256,099.84/150,435.28
  6. Step 6: Final answer
    x = 176,330.02

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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.