Home / 95,772.38-131,945.81-75,621.90

Finding the Fourth Proportional to 95,772.38, 131,945.81 and 75,621.90

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Solution

The fourth proportional to 95,772.38, 131,945.81 and 75,621.90 is: 104,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,772.38 : 131,945.81 = 75,621.90 : x
  2. Step 2: Convert to fraction form
    95,772.38/131,945.81 = 75,621.90/x
  3. Step 3: Cross multiply
    95,772.38x = 131,945.81 × 75,621.90
  4. Step 4: Simplify right side
    95,772.38x = 9,977,993,391.30
  5. Step 5: Solve for x
    x = 9,977,993,391.30/95,772.38
  6. Step 6: Final answer
    x = 104,184.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.