Home / 276,849.16-415,204.62-89,914.12

Finding the Fourth Proportional to 276,849.16, 415,204.62 and 89,914.12

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Solution

The fourth proportional to 276,849.16, 415,204.62 and 89,914.12 is: 134,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,849.16 : 415,204.62 = 89,914.12 : x
  2. Step 2: Convert to fraction form
    276,849.16/415,204.62 = 89,914.12/x
  3. Step 3: Cross multiply
    276,849.16x = 415,204.62 × 89,914.12
  4. Step 4: Simplify right side
    276,849.16x = 37,332,758,027.23
  5. Step 5: Solve for x
    x = 37,332,758,027.23/276,849.16
  6. Step 6: Final answer
    x = 134,848.73

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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.