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Finding the Fourth Proportional to 135,334.62, 202,868.01 and 64,132.11

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Solution

The fourth proportional to 135,334.62, 202,868.01 and 64,132.11 is: 96,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,334.62 : 202,868.01 = 64,132.11 : x
  2. Step 2: Convert to fraction form
    135,334.62/202,868.01 = 64,132.11/x
  3. Step 3: Cross multiply
    135,334.62x = 202,868.01 × 64,132.11
  4. Step 4: Simplify right side
    135,334.62x = 13,010,353,532.80
  5. Step 5: Solve for x
    x = 13,010,353,532.80/135,334.62
  6. Step 6: Final answer
    x = 96,134.70

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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.