Home / 131,912.45-197,868.68-32,071.97

Finding the Fourth Proportional to 131,912.45, 197,868.68 and 32,071.97

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Solution

The fourth proportional to 131,912.45, 197,868.68 and 32,071.97 is: 48,107.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,912.45 : 197,868.68 = 32,071.97 : x
  2. Step 2: Convert to fraction form
    131,912.45/197,868.68 = 32,071.97/x
  3. Step 3: Cross multiply
    131,912.45x = 197,868.68 × 32,071.97
  4. Step 4: Simplify right side
    131,912.45x = 6,346,038,368.90
  5. Step 5: Solve for x
    x = 6,346,038,368.90/131,912.45
  6. Step 6: Final answer
    x = 48,107.96

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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.