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Finding the Fourth Proportional to 237,150, 327,276 and 135,191.52

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Solution

The fourth proportional to 237,150, 327,276 and 135,191.52 is: 186,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,150 : 327,276 = 135,191.52 : x
  2. Step 2: Convert to fraction form
    237,150/327,276 = 135,191.52/x
  3. Step 3: Cross multiply
    237,150x = 327,276 × 135,191.52
  4. Step 4: Simplify right side
    237,150x = 44,244,939,899.52
  5. Step 5: Solve for x
    x = 44,244,939,899.52/237,150
  6. Step 6: Final answer
    x = 186,569.43

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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.