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Finding the Fourth Proportional to 95,504.64, 143,249.84 and 38,582.48

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Solution

The fourth proportional to 95,504.64, 143,249.84 and 38,582.48 is: 57,870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,504.64 : 143,249.84 = 38,582.48 : x
  2. Step 2: Convert to fraction form
    95,504.64/143,249.84 = 38,582.48/x
  3. Step 3: Cross multiply
    95,504.64x = 143,249.84 × 38,582.48
  4. Step 4: Simplify right side
    95,504.64x = 5,526,934,086.80
  5. Step 5: Solve for x
    x = 5,526,934,086.80/95,504.64
  6. Step 6: Final answer
    x = 57,870.84

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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.