Home / 187,234.30-280,851.45-186,067.90

Finding the Fourth Proportional to 187,234.30, 280,851.45 and 186,067.90

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Solution

The fourth proportional to 187,234.30, 280,851.45 and 186,067.90 is: 279,101.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,234.30 : 280,851.45 = 186,067.90 : x
  2. Step 2: Convert to fraction form
    187,234.30/280,851.45 = 186,067.90/x
  3. Step 3: Cross multiply
    187,234.30x = 280,851.45 × 186,067.90
  4. Step 4: Simplify right side
    187,234.30x = 52,257,439,513.46
  5. Step 5: Solve for x
    x = 52,257,439,513.46/187,234.30
  6. Step 6: Final answer
    x = 279,101.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.