Home / 63,981.70-95,972.55-56,205.70

Finding the Fourth Proportional to 63,981.70, 95,972.55 and 56,205.70

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Solution

The fourth proportional to 63,981.70, 95,972.55 and 56,205.70 is: 84,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,981.70 : 95,972.55 = 56,205.70 : x
  2. Step 2: Convert to fraction form
    63,981.70/95,972.55 = 56,205.70/x
  3. Step 3: Cross multiply
    63,981.70x = 95,972.55 × 56,205.70
  4. Step 4: Simplify right side
    63,981.70x = 5,394,204,353.54
  5. Step 5: Solve for x
    x = 5,394,204,353.54/63,981.70
  6. Step 6: Final answer
    x = 84,308.55

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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.