Home / 95,685.21-143,558.55-29,138.22

Finding the Fourth Proportional to 95,685.21, 143,558.55 and 29,138.22

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Solution

The fourth proportional to 95,685.21, 143,558.55 and 29,138.22 is: 43,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,685.21 : 143,558.55 = 29,138.22 : x
  2. Step 2: Convert to fraction form
    95,685.21/143,558.55 = 29,138.22/x
  3. Step 3: Cross multiply
    95,685.21x = 143,558.55 × 29,138.22
  4. Step 4: Simplify right side
    95,685.21x = 4,183,040,612.78
  5. Step 5: Solve for x
    x = 4,183,040,612.78/95,685.21
  6. Step 6: Final answer
    x = 43,716.69

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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.