Home / 131,869.14-197,834.82-43,122.30

Finding the Fourth Proportional to 131,869.14, 197,834.82 and 43,122.30

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Solution

The fourth proportional to 131,869.14, 197,834.82 and 43,122.30 is: 64,693.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,869.14 : 197,834.82 = 43,122.30 : x
  2. Step 2: Convert to fraction form
    131,869.14/197,834.82 = 43,122.30/x
  3. Step 3: Cross multiply
    131,869.14x = 197,834.82 × 43,122.30
  4. Step 4: Simplify right side
    131,869.14x = 8,531,092,458.49
  5. Step 5: Solve for x
    x = 8,531,092,458.49/131,869.14
  6. Step 6: Final answer
    x = 64,693.62

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1.5x scale

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.