Home / 57,262.20-85,893.30-29,268.60

Finding the Fourth Proportional to 57,262.20, 85,893.30 and 29,268.60

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Solution

The fourth proportional to 57,262.20, 85,893.30 and 29,268.60 is: 43,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,262.20 : 85,893.30 = 29,268.60 : x
  2. Step 2: Convert to fraction form
    57,262.20/85,893.30 = 29,268.60/x
  3. Step 3: Cross multiply
    57,262.20x = 85,893.30 × 29,268.60
  4. Step 4: Simplify right side
    57,262.20x = 2,513,976,640.38
  5. Step 5: Solve for x
    x = 2,513,976,640.38/57,262.20
  6. Step 6: Final answer
    x = 43,902.90

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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.