Home / 253,829.28-350,286.48-140,653.92

Finding the Fourth Proportional to 253,829.28, 350,286.48 and 140,653.92

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Solution

The fourth proportional to 253,829.28, 350,286.48 and 140,653.92 is: 194,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,829.28 : 350,286.48 = 140,653.92 : x
  2. Step 2: Convert to fraction form
    253,829.28/350,286.48 = 140,653.92/x
  3. Step 3: Cross multiply
    253,829.28x = 350,286.48 × 140,653.92
  4. Step 4: Simplify right side
    253,829.28x = 49,269,166,535.00
  5. Step 5: Solve for x
    x = 49,269,166,535.00/253,829.28
  6. Step 6: Final answer
    x = 194,103.56

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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.