Home / 253,823.52-350,278.84-140,648.72

Finding the Fourth Proportional to 253,823.52, 350,278.84 and 140,648.72

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Solution

The fourth proportional to 253,823.52, 350,278.84 and 140,648.72 is: 194,096.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,823.52 : 350,278.84 = 140,648.72 : x
  2. Step 2: Convert to fraction form
    253,823.52/350,278.84 = 140,648.72/x
  3. Step 3: Cross multiply
    253,823.52x = 350,278.84 × 140,648.72
  4. Step 4: Simplify right side
    253,823.52x = 49,266,270,489.08
  5. Step 5: Solve for x
    x = 49,266,270,489.08/253,823.52
  6. Step 6: Final answer
    x = 194,096.55

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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.