Home / 188,799.87-283,154.45-55,644.15

Finding the Fourth Proportional to 188,799.87, 283,154.45 and 55,644.15

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Solution

The fourth proportional to 188,799.87, 283,154.45 and 55,644.15 is: 83,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,799.87 : 283,154.45 = 55,644.15 : x
  2. Step 2: Convert to fraction form
    188,799.87/283,154.45 = 55,644.15/x
  3. Step 3: Cross multiply
    188,799.87x = 283,154.45 × 55,644.15
  4. Step 4: Simplify right side
    188,799.87x = 15,755,888,410.75
  5. Step 5: Solve for x
    x = 15,755,888,410.75/188,799.87
  6. Step 6: Final answer
    x = 83,452.86

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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.