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Finding the Fourth Proportional to 239,692.46, 330,775.22 and 132,262.44

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Solution

The fourth proportional to 239,692.46, 330,775.22 and 132,262.44 is: 182,521.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,692.46 : 330,775.22 = 132,262.44 : x
  2. Step 2: Convert to fraction form
    239,692.46/330,775.22 = 132,262.44/x
  3. Step 3: Cross multiply
    239,692.46x = 330,775.22 × 132,262.44
  4. Step 4: Simplify right side
    239,692.46x = 43,749,137,688.74
  5. Step 5: Solve for x
    x = 43,749,137,688.74/239,692.46
  6. Step 6: Final answer
    x = 182,521.96

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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.