Home / 127,227.24-175,462.02-109,206.12

Finding the Fourth Proportional to 127,227.24, 175,462.02 and 109,206.12

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Solution

The fourth proportional to 127,227.24, 175,462.02 and 109,206.12 is: 150,608.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,227.24 : 175,462.02 = 109,206.12 : x
  2. Step 2: Convert to fraction form
    127,227.24/175,462.02 = 109,206.12/x
  3. Step 3: Cross multiply
    127,227.24x = 175,462.02 × 109,206.12
  4. Step 4: Simplify right side
    127,227.24x = 19,161,526,411.56
  5. Step 5: Solve for x
    x = 19,161,526,411.56/127,227.24
  6. Step 6: Final answer
    x = 150,608.68

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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.