Home / 131,940.45-197,910.59-32,100.66

Finding the Fourth Proportional to 131,940.45, 197,910.59 and 32,100.66

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Solution

The fourth proportional to 131,940.45, 197,910.59 and 32,100.66 is: 48,150.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,940.45 : 197,910.59 = 32,100.66 : x
  2. Step 2: Convert to fraction form
    131,940.45/197,910.59 = 32,100.66/x
  3. Step 3: Cross multiply
    131,940.45x = 197,910.59 × 32,100.66
  4. Step 4: Simplify right side
    131,940.45x = 6,353,060,399.49
  5. Step 5: Solve for x
    x = 6,353,060,399.49/131,940.45
  6. Step 6: Final answer
    x = 48,150.97

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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.