Home / 131,972.28-197,951.94-43,267.56

Finding the Fourth Proportional to 131,972.28, 197,951.94 and 43,267.56

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Solution

The fourth proportional to 131,972.28, 197,951.94 and 43,267.56 is: 64,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,972.28 : 197,951.94 = 43,267.56 : x
  2. Step 2: Convert to fraction form
    131,972.28/197,951.94 = 43,267.56/x
  3. Step 3: Cross multiply
    131,972.28x = 197,951.94 × 43,267.56
  4. Step 4: Simplify right side
    131,972.28x = 8,564,897,441.07
  5. Step 5: Solve for x
    x = 8,564,897,441.07/131,972.28
  6. Step 6: Final answer
    x = 64,899.22

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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.