Home / 283,816.68-425,568.04-112,865.28

Finding the Fourth Proportional to 283,816.68, 425,568.04 and 112,865.28

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Solution

The fourth proportional to 283,816.68, 425,568.04 and 112,865.28 is: 169,235.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,816.68 : 425,568.04 = 112,865.28 : x
  2. Step 2: Convert to fraction form
    283,816.68/425,568.04 = 112,865.28/x
  3. Step 3: Cross multiply
    283,816.68x = 425,568.04 × 112,865.28
  4. Step 4: Simplify right side
    283,816.68x = 48,031,855,993.65
  5. Step 5: Solve for x
    x = 48,031,855,993.65/283,816.68
  6. Step 6: Final answer
    x = 169,235.49

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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.