Home / 215,882.42-323,823.62-58,126.82

Finding the Fourth Proportional to 215,882.42, 323,823.62 and 58,126.82

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Solution

The fourth proportional to 215,882.42, 323,823.62 and 58,126.82 is: 87,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,882.42 : 323,823.62 = 58,126.82 : x
  2. Step 2: Convert to fraction form
    215,882.42/323,823.62 = 58,126.82/x
  3. Step 3: Cross multiply
    215,882.42x = 323,823.62 × 58,126.82
  4. Step 4: Simplify right side
    215,882.42x = 18,822,835,797.69
  5. Step 5: Solve for x
    x = 18,822,835,797.69/215,882.42
  6. Step 6: Final answer
    x = 87,190.22

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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.