Home / 131,826.12-197,764.62-43,055.76

Finding the Fourth Proportional to 131,826.12, 197,764.62 and 43,055.76

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Solution

The fourth proportional to 131,826.12, 197,764.62 and 43,055.76 is: 64,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,826.12 : 197,764.62 = 43,055.76 : x
  2. Step 2: Convert to fraction form
    131,826.12/197,764.62 = 43,055.76/x
  3. Step 3: Cross multiply
    131,826.12x = 197,764.62 × 43,055.76
  4. Step 4: Simplify right side
    131,826.12x = 8,514,906,015.21
  5. Step 5: Solve for x
    x = 8,514,906,015.21/131,826.12
  6. Step 6: Final answer
    x = 64,591.95

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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.