Home / 239,254.48-330,171.83-131,824.18

Finding the Fourth Proportional to 239,254.48, 330,171.83 and 131,824.18

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Solution

The fourth proportional to 239,254.48, 330,171.83 and 131,824.18 is: 181,917.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,254.48 : 330,171.83 = 131,824.18 : x
  2. Step 2: Convert to fraction form
    239,254.48/330,171.83 = 131,824.18/x
  3. Step 3: Cross multiply
    239,254.48x = 330,171.83 × 131,824.18
  4. Step 4: Simplify right side
    239,254.48x = 43,524,630,748.85
  5. Step 5: Solve for x
    x = 43,524,630,748.85/239,254.48
  6. Step 6: Final answer
    x = 181,917.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.