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Finding the Fourth Proportional to 95,340.39, 143,019 and 35,369.55

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Solution

The fourth proportional to 95,340.39, 143,019 and 35,369.55 is: 53,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,340.39 : 143,019 = 35,369.55 : x
  2. Step 2: Convert to fraction form
    95,340.39/143,019 = 35,369.55/x
  3. Step 3: Cross multiply
    95,340.39x = 143,019 × 35,369.55
  4. Step 4: Simplify right side
    95,340.39x = 5,058,516,956.36
  5. Step 5: Solve for x
    x = 5,058,516,956.36/95,340.39
  6. Step 6: Final answer
    x = 53,057.44

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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.