Home / 131,360.20-197,053.98-42,610.12

Finding the Fourth Proportional to 131,360.20, 197,053.98 and 42,610.12

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Solution

The fourth proportional to 131,360.20, 197,053.98 and 42,610.12 is: 63,919.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,360.20 : 197,053.98 = 42,610.12 : x
  2. Step 2: Convert to fraction form
    131,360.20/197,053.98 = 42,610.12/x
  3. Step 3: Cross multiply
    131,360.20x = 197,053.98 × 42,610.12
  4. Step 4: Simplify right side
    131,360.20x = 8,396,493,734.28
  5. Step 5: Solve for x
    x = 8,396,493,734.28/131,360.20
  6. Step 6: Final answer
    x = 63,919.62

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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.