Home / 131,912.20-197,868.30-32,071.73

Finding the Fourth Proportional to 131,912.20, 197,868.30 and 32,071.73

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Solution

The fourth proportional to 131,912.20, 197,868.30 and 32,071.73 is: 48,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,912.20 : 197,868.30 = 32,071.73 : x
  2. Step 2: Convert to fraction form
    131,912.20/197,868.30 = 32,071.73/x
  3. Step 3: Cross multiply
    131,912.20x = 197,868.30 × 32,071.73
  4. Step 4: Simplify right side
    131,912.20x = 6,345,977,703.82
  5. Step 5: Solve for x
    x = 6,345,977,703.82/131,912.20
  6. Step 6: Final answer
    x = 48,107.59

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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.