Home / 95,997.12-143,964.39-45,391.14

Finding the Fourth Proportional to 95,997.12, 143,964.39 and 45,391.14

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Solution

The fourth proportional to 95,997.12, 143,964.39 and 45,391.14 is: 68,071.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,997.12 : 143,964.39 = 45,391.14 : x
  2. Step 2: Convert to fraction form
    95,997.12/143,964.39 = 45,391.14/x
  3. Step 3: Cross multiply
    95,997.12x = 143,964.39 × 45,391.14
  4. Step 4: Simplify right side
    95,997.12x = 6,534,707,781.50
  5. Step 5: Solve for x
    x = 6,534,707,781.50/95,997.12
  6. Step 6: Final answer
    x = 68,071.91

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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.