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Finding the Fourth Proportional to 134,770.62, 201,991.94 and 95,339.10

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Solution

The fourth proportional to 134,770.62, 201,991.94 and 95,339.10 is: 142,892.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,770.62 : 201,991.94 = 95,339.10 : x
  2. Step 2: Convert to fraction form
    134,770.62/201,991.94 = 95,339.10/x
  3. Step 3: Cross multiply
    134,770.62x = 201,991.94 × 95,339.10
  4. Step 4: Simplify right side
    134,770.62x = 19,257,729,766.85
  5. Step 5: Solve for x
    x = 19,257,729,766.85/134,770.62
  6. Step 6: Final answer
    x = 142,892.64

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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.