Home / 95,847.81-143,660.61-45,278.70

Finding the Fourth Proportional to 95,847.81, 143,660.61 and 45,278.70

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Solution

The fourth proportional to 95,847.81, 143,660.61 and 45,278.70 is: 67,865.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,847.81 : 143,660.61 = 45,278.70 : x
  2. Step 2: Convert to fraction form
    95,847.81/143,660.61 = 45,278.70/x
  3. Step 3: Cross multiply
    95,847.81x = 143,660.61 × 45,278.70
  4. Step 4: Simplify right side
    95,847.81x = 6,504,765,662.01
  5. Step 5: Solve for x
    x = 6,504,765,662.01/95,847.81
  6. Step 6: Final answer
    x = 67,865.56

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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.