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Finding the Fourth Proportional to 117,989.84, 176,982.56 and 29,243.52

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Solution

The fourth proportional to 117,989.84, 176,982.56 and 29,243.52 is: 43,864.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,989.84 : 176,982.56 = 29,243.52 : x
  2. Step 2: Convert to fraction form
    117,989.84/176,982.56 = 29,243.52/x
  3. Step 3: Cross multiply
    117,989.84x = 176,982.56 × 29,243.52
  4. Step 4: Simplify right side
    117,989.84x = 5,175,593,033.01
  5. Step 5: Solve for x
    x = 5,175,593,033.01/117,989.84
  6. Step 6: Final answer
    x = 43,864.73

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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.