Home / 131,961.17-197,940.06-32,121.45

Finding the Fourth Proportional to 131,961.17, 197,940.06 and 32,121.45

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Solution

The fourth proportional to 131,961.17, 197,940.06 and 32,121.45 is: 48,181.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,961.17 : 197,940.06 = 32,121.45 : x
  2. Step 2: Convert to fraction form
    131,961.17/197,940.06 = 32,121.45/x
  3. Step 3: Cross multiply
    131,961.17x = 197,940.06 × 32,121.45
  4. Step 4: Simplify right side
    131,961.17x = 6,358,121,740.29
  5. Step 5: Solve for x
    x = 6,358,121,740.29/131,961.17
  6. Step 6: Final answer
    x = 48,181.76

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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.