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Finding the Fourth Proportional to 95,843.64, 143,697.40 and 36,629.40

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Solution

The fourth proportional to 95,843.64, 143,697.40 and 36,629.40 is: 54,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,843.64 : 143,697.40 = 36,629.40 : x
  2. Step 2: Convert to fraction form
    95,843.64/143,697.40 = 36,629.40/x
  3. Step 3: Cross multiply
    95,843.64x = 143,697.40 × 36,629.40
  4. Step 4: Simplify right side
    95,843.64x = 5,263,549,543.56
  5. Step 5: Solve for x
    x = 5,263,549,543.56/95,843.64
  6. Step 6: Final answer
    x = 54,918.09

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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.