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Finding the Fourth Proportional to 237,015, 327,080.88 and 136,413

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Solution

The fourth proportional to 237,015, 327,080.88 and 136,413 is: 188,250.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,015 : 327,080.88 = 136,413 : x
  2. Step 2: Convert to fraction form
    237,015/327,080.88 = 136,413/x
  3. Step 3: Cross multiply
    237,015x = 327,080.88 × 136,413
  4. Step 4: Simplify right side
    237,015x = 44,618,084,083.44
  5. Step 5: Solve for x
    x = 44,618,084,083.44/237,015
  6. Step 6: Final answer
    x = 188,250.04

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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.