Home / 131,960.28-197,933.94-43,255.56

Finding the Fourth Proportional to 131,960.28, 197,933.94 and 43,255.56

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Solution

The fourth proportional to 131,960.28, 197,933.94 and 43,255.56 is: 64,881.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,960.28 : 197,933.94 = 43,255.56 : x
  2. Step 2: Convert to fraction form
    131,960.28/197,933.94 = 43,255.56/x
  3. Step 3: Cross multiply
    131,960.28x = 197,933.94 × 43,255.56
  4. Step 4: Simplify right side
    131,960.28x = 8,561,743,417.71
  5. Step 5: Solve for x
    x = 8,561,743,417.71/131,960.28
  6. Step 6: Final answer
    x = 64,881.22

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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.