Home / 215,494.24-323,241.15-57,718.39

Finding the Fourth Proportional to 215,494.24, 323,241.15 and 57,718.39

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Solution

The fourth proportional to 215,494.24, 323,241.15 and 57,718.39 is: 86,577.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,494.24 : 323,241.15 = 57,718.39 : x
  2. Step 2: Convert to fraction form
    215,494.24/323,241.15 = 57,718.39/x
  3. Step 3: Cross multiply
    215,494.24x = 323,241.15 × 57,718.39
  4. Step 4: Simplify right side
    215,494.24x = 18,656,958,759.75
  5. Step 5: Solve for x
    x = 18,656,958,759.75/215,494.24
  6. Step 6: Final answer
    x = 86,577.53

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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.