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Finding the Fourth Proportional to 283,377.87, 425,165.22 and 125,717.04

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Solution

The fourth proportional to 283,377.87, 425,165.22 and 125,717.04 is: 188,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,377.87 : 425,165.22 = 125,717.04 : x
  2. Step 2: Convert to fraction form
    283,377.87/425,165.22 = 125,717.04/x
  3. Step 3: Cross multiply
    283,377.87x = 425,165.22 × 125,717.04
  4. Step 4: Simplify right side
    283,377.87x = 53,450,512,969.35
  5. Step 5: Solve for x
    x = 53,450,512,969.35/283,377.87
  6. Step 6: Final answer
    x = 188,619.22

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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.