Home / 95,515.70-143,273.55-82,102.10

Finding the Fourth Proportional to 95,515.70, 143,273.55 and 82,102.10

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Solution

The fourth proportional to 95,515.70, 143,273.55 and 82,102.10 is: 123,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,515.70 : 143,273.55 = 82,102.10 : x
  2. Step 2: Convert to fraction form
    95,515.70/143,273.55 = 82,102.10/x
  3. Step 3: Cross multiply
    95,515.70x = 143,273.55 × 82,102.10
  4. Step 4: Simplify right side
    95,515.70x = 11,763,059,329.46
  5. Step 5: Solve for x
    x = 11,763,059,329.46/95,515.70
  6. Step 6: Final answer
    x = 123,153.15

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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.