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Finding the Fourth Proportional to 73,801.80, 110,735.10 and 34,338.60

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Solution

The fourth proportional to 73,801.80, 110,735.10 and 34,338.60 is: 51,522.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,801.80 : 110,735.10 = 34,338.60 : x
  2. Step 2: Convert to fraction form
    73,801.80/110,735.10 = 34,338.60/x
  3. Step 3: Cross multiply
    73,801.80x = 110,735.10 × 34,338.60
  4. Step 4: Simplify right side
    73,801.80x = 3,802,488,304.86
  5. Step 5: Solve for x
    x = 3,802,488,304.86/73,801.80
  6. Step 6: Final answer
    x = 51,522.98

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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.