Home / 57,268.97-85,874.11-30,265.83

Finding the Fourth Proportional to 57,268.97, 85,874.11 and 30,265.83

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Solution

The fourth proportional to 57,268.97, 85,874.11 and 30,265.83 is: 45,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,268.97 : 85,874.11 = 30,265.83 : x
  2. Step 2: Convert to fraction form
    57,268.97/85,874.11 = 30,265.83/x
  3. Step 3: Cross multiply
    57,268.97x = 85,874.11 × 30,265.83
  4. Step 4: Simplify right side
    57,268.97x = 2,599,051,139.00
  5. Step 5: Solve for x
    x = 2,599,051,139.00/57,268.97
  6. Step 6: Final answer
    x = 45,383.24

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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.