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Finding the Fourth Proportional to 133,753.22, 200,634.18 and 49,534.62

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Solution

The fourth proportional to 133,753.22, 200,634.18 and 49,534.62 is: 74,303.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,753.22 : 200,634.18 = 49,534.62 : x
  2. Step 2: Convert to fraction form
    133,753.22/200,634.18 = 49,534.62/x
  3. Step 3: Cross multiply
    133,753.22x = 200,634.18 × 49,534.62
  4. Step 4: Simplify right side
    133,753.22x = 9,938,337,865.31
  5. Step 5: Solve for x
    x = 9,938,337,865.31/133,753.22
  6. Step 6: Final answer
    x = 74,303.54

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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.