Home / 215,351.46-323,027.19-57,575.81

Finding the Fourth Proportional to 215,351.46, 323,027.19 and 57,575.81

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Solution

The fourth proportional to 215,351.46, 323,027.19 and 57,575.81 is: 86,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,351.46 : 323,027.19 = 57,575.81 : x
  2. Step 2: Convert to fraction form
    215,351.46/323,027.19 = 57,575.81/x
  3. Step 3: Cross multiply
    215,351.46x = 323,027.19 × 57,575.81
  4. Step 4: Simplify right side
    215,351.46x = 18,598,552,923.84
  5. Step 5: Solve for x
    x = 18,598,552,923.84/215,351.46
  6. Step 6: Final answer
    x = 86,363.72

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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.