Home / 57,202.68-85,752.96-29,107.02

Finding the Fourth Proportional to 57,202.68, 85,752.96 and 29,107.02

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Solution

The fourth proportional to 57,202.68, 85,752.96 and 29,107.02 is: 43,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,202.68 : 85,752.96 = 29,107.02 : x
  2. Step 2: Convert to fraction form
    57,202.68/85,752.96 = 29,107.02/x
  3. Step 3: Cross multiply
    57,202.68x = 85,752.96 × 29,107.02
  4. Step 4: Simplify right side
    57,202.68x = 2,496,013,121.78
  5. Step 5: Solve for x
    x = 2,496,013,121.78/57,202.68
  6. Step 6: Final answer
    x = 43,634.55

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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.