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Finding the Fourth Proportional to 95,889.32, 143,835.18 and 36,728.54

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Solution

The fourth proportional to 95,889.32, 143,835.18 and 36,728.54 is: 55,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,889.32 : 143,835.18 = 36,728.54 : x
  2. Step 2: Convert to fraction form
    95,889.32/143,835.18 = 36,728.54/x
  3. Step 3: Cross multiply
    95,889.32x = 143,835.18 × 36,728.54
  4. Step 4: Simplify right side
    95,889.32x = 5,282,856,162.04
  5. Step 5: Solve for x
    x = 5,282,856,162.04/95,889.32
  6. Step 6: Final answer
    x = 55,093.27

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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.