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Finding the Fourth Proportional to 239,801.04, 330,923.61 and 132,371.15

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Solution

The fourth proportional to 239,801.04, 330,923.61 and 132,371.15 is: 182,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,801.04 : 330,923.61 = 132,371.15 : x
  2. Step 2: Convert to fraction form
    239,801.04/330,923.61 = 132,371.15/x
  3. Step 3: Cross multiply
    239,801.04x = 330,923.61 × 132,371.15
  4. Step 4: Simplify right side
    239,801.04x = 43,804,737,163.23
  5. Step 5: Solve for x
    x = 43,804,737,163.23/239,801.04
  6. Step 6: Final answer
    x = 182,671.17

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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.