Home / 95,476.20-143,367.30-75,917.40

Finding the Fourth Proportional to 95,476.20, 143,367.30 and 75,917.40

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Solution

The fourth proportional to 95,476.20, 143,367.30 and 75,917.40 is: 113,997.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,476.20 : 143,367.30 = 75,917.40 : x
  2. Step 2: Convert to fraction form
    95,476.20/143,367.30 = 75,917.40/x
  3. Step 3: Cross multiply
    95,476.20x = 143,367.30 × 75,917.40
  4. Step 4: Simplify right side
    95,476.20x = 10,884,072,661.02
  5. Step 5: Solve for x
    x = 10,884,072,661.02/95,476.20
  6. Step 6: Final answer
    x = 113,997.76

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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.