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Finding the Fourth Proportional to 95,994.72, 143,991 and 43,367.40

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Solution

The fourth proportional to 95,994.72, 143,991 and 43,367.40 is: 65,050.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,994.72 : 143,991 = 43,367.40 : x
  2. Step 2: Convert to fraction form
    95,994.72/143,991 = 43,367.40/x
  3. Step 3: Cross multiply
    95,994.72x = 143,991 × 43,367.40
  4. Step 4: Simplify right side
    95,994.72x = 6,244,515,293.40
  5. Step 5: Solve for x
    x = 6,244,515,293.40/95,994.72
  6. Step 6: Final answer
    x = 65,050.61

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1.5x scale

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.