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Finding the Fourth Proportional to 235,748.85, 325,361.14 and 132,400.04

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Solution

The fourth proportional to 235,748.85, 325,361.14 and 132,400.04 is: 182,727.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,748.85 : 325,361.14 = 132,400.04 : x
  2. Step 2: Convert to fraction form
    235,748.85/325,361.14 = 132,400.04/x
  3. Step 3: Cross multiply
    235,748.85x = 325,361.14 × 132,400.04
  4. Step 4: Simplify right side
    235,748.85x = 43,077,825,992.64
  5. Step 5: Solve for x
    x = 43,077,825,992.64/235,748.85
  6. Step 6: Final answer
    x = 182,727.62

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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.