Home / 178,796.24-268,190.20-90,025.92

Finding the Fourth Proportional to 178,796.24, 268,190.20 and 90,025.92

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Solution

The fourth proportional to 178,796.24, 268,190.20 and 90,025.92 is: 135,036.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,796.24 : 268,190.20 = 90,025.92 : x
  2. Step 2: Convert to fraction form
    178,796.24/268,190.20 = 90,025.92/x
  3. Step 3: Cross multiply
    178,796.24x = 268,190.20 × 90,025.92
  4. Step 4: Simplify right side
    178,796.24x = 24,144,069,489.98
  5. Step 5: Solve for x
    x = 24,144,069,489.98/178,796.24
  6. Step 6: Final answer
    x = 135,036.79

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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.