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Finding the Fourth Proportional to 241,346.85, 362,067.45 and 72,880.89

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Solution

The fourth proportional to 241,346.85, 362,067.45 and 72,880.89 is: 109,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,346.85 : 362,067.45 = 72,880.89 : x
  2. Step 2: Convert to fraction form
    241,346.85/362,067.45 = 72,880.89/x
  3. Step 3: Cross multiply
    241,346.85x = 362,067.45 × 72,880.89
  4. Step 4: Simplify right side
    241,346.85x = 26,387,797,996.03
  5. Step 5: Solve for x
    x = 26,387,797,996.03/241,346.85
  6. Step 6: Final answer
    x = 109,335.58

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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.