Home / 162,046.30-243,067.85-51,238.30

Finding the Fourth Proportional to 162,046.30, 243,067.85 and 51,238.30

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Solution

The fourth proportional to 162,046.30, 243,067.85 and 51,238.30 is: 76,856.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,046.30 : 243,067.85 = 51,238.30 : x
  2. Step 2: Convert to fraction form
    162,046.30/243,067.85 = 51,238.30/x
  3. Step 3: Cross multiply
    162,046.30x = 243,067.85 × 51,238.30
  4. Step 4: Simplify right side
    162,046.30x = 12,454,383,418.66
  5. Step 5: Solve for x
    x = 12,454,383,418.66/162,046.30
  6. Step 6: Final answer
    x = 76,856.94

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1.5x scale

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.