Home / 239,848.72-330,991.73-132,418.96

Finding the Fourth Proportional to 239,848.72, 330,991.73 and 132,418.96

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Solution

The fourth proportional to 239,848.72, 330,991.73 and 132,418.96 is: 182,738.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,848.72 : 330,991.73 = 132,418.96 : x
  2. Step 2: Convert to fraction form
    239,848.72/330,991.73 = 132,418.96/x
  3. Step 3: Cross multiply
    239,848.72x = 330,991.73 × 132,418.96
  4. Step 4: Simplify right side
    239,848.72x = 43,829,580,655.20
  5. Step 5: Solve for x
    x = 43,829,580,655.20/239,848.72
  6. Step 6: Final answer
    x = 182,738.44

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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.