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Finding the Fourth Proportional to 236,511, 326,395.62 and 133,180.74

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Solution

The fourth proportional to 236,511, 326,395.62 and 133,180.74 is: 183,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,511 : 326,395.62 = 133,180.74 : x
  2. Step 2: Convert to fraction form
    236,511/326,395.62 = 133,180.74/x
  3. Step 3: Cross multiply
    236,511x = 326,395.62 × 133,180.74
  4. Step 4: Simplify right side
    236,511x = 43,469,610,204.36
  5. Step 5: Solve for x
    x = 43,469,610,204.36/236,511
  6. Step 6: Final answer
    x = 183,795.30

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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.