Home / 215,709.06-323,607.33-82,593.66

Finding the Fourth Proportional to 215,709.06, 323,607.33 and 82,593.66

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Solution

The fourth proportional to 215,709.06, 323,607.33 and 82,593.66 is: 123,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,709.06 : 323,607.33 = 82,593.66 : x
  2. Step 2: Convert to fraction form
    215,709.06/323,607.33 = 82,593.66/x
  3. Step 3: Cross multiply
    215,709.06x = 323,607.33 × 82,593.66
  4. Step 4: Simplify right side
    215,709.06x = 26,727,913,787.53
  5. Step 5: Solve for x
    x = 26,727,913,787.53/215,709.06
  6. Step 6: Final answer
    x = 123,907.24

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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.