Home / 253,836.28-350,296.14-140,660.92

Finding the Fourth Proportional to 253,836.28, 350,296.14 and 140,660.92

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Solution

The fourth proportional to 253,836.28, 350,296.14 and 140,660.92 is: 194,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,836.28 : 350,296.14 = 140,660.92 : x
  2. Step 2: Convert to fraction form
    253,836.28/350,296.14 = 140,660.92/x
  3. Step 3: Cross multiply
    253,836.28x = 350,296.14 × 140,660.92
  4. Step 4: Simplify right side
    253,836.28x = 49,272,977,324.85
  5. Step 5: Solve for x
    x = 49,272,977,324.85/253,836.28
  6. Step 6: Final answer
    x = 194,113.22

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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.