Home / 276,351.12-414,222.30-107,840.34

Finding the Fourth Proportional to 276,351.12, 414,222.30 and 107,840.34

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Solution

The fourth proportional to 276,351.12, 414,222.30 and 107,840.34 is: 161,641.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,351.12 : 414,222.30 = 107,840.34 : x
  2. Step 2: Convert to fraction form
    276,351.12/414,222.30 = 107,840.34/x
  3. Step 3: Cross multiply
    276,351.12x = 414,222.30 × 107,840.34
  4. Step 4: Simplify right side
    276,351.12x = 44,669,873,667.58
  5. Step 5: Solve for x
    x = 44,669,873,667.58/276,351.12
  6. Step 6: Final answer
    x = 161,641.73

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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.