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Finding the Fourth Proportional to 95,844.64, 143,698.90 and 36,630.40

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Solution

The fourth proportional to 95,844.64, 143,698.90 and 36,630.40 is: 54,919.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,844.64 : 143,698.90 = 36,630.40 : x
  2. Step 2: Convert to fraction form
    95,844.64/143,698.90 = 36,630.40/x
  3. Step 3: Cross multiply
    95,844.64x = 143,698.90 × 36,630.40
  4. Step 4: Simplify right side
    95,844.64x = 5,263,748,186.56
  5. Step 5: Solve for x
    x = 5,263,748,186.56/95,844.64
  6. Step 6: Final answer
    x = 54,919.59

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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.