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Finding the Fourth Proportional to 95,889.64, 143,835.80 and 36,728.32

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Solution

The fourth proportional to 95,889.64, 143,835.80 and 36,728.32 is: 55,092.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,889.64 : 143,835.80 = 36,728.32 : x
  2. Step 2: Convert to fraction form
    95,889.64/143,835.80 = 36,728.32/x
  3. Step 3: Cross multiply
    95,889.64x = 143,835.80 × 36,728.32
  4. Step 4: Simplify right side
    95,889.64x = 5,282,847,289.86
  5. Step 5: Solve for x
    x = 5,282,847,289.86/95,889.64
  6. Step 6: Final answer
    x = 55,092.99

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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.