Home / 252,177.11-348,002.12-137,455.73

Finding the Fourth Proportional to 252,177.11, 348,002.12 and 137,455.73

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Solution

The fourth proportional to 252,177.11, 348,002.12 and 137,455.73 is: 189,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,177.11 : 348,002.12 = 137,455.73 : x
  2. Step 2: Convert to fraction form
    252,177.11/348,002.12 = 137,455.73/x
  3. Step 3: Cross multiply
    252,177.11x = 348,002.12 × 137,455.73
  4. Step 4: Simplify right side
    252,177.11x = 47,834,884,049.78
  5. Step 5: Solve for x
    x = 47,834,884,049.78/252,177.11
  6. Step 6: Final answer
    x = 189,687.66

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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.