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Finding the Fourth Proportional to 95,808.78, 143,714.01 and 33,479.42

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Solution

The fourth proportional to 95,808.78, 143,714.01 and 33,479.42 is: 50,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,808.78 : 143,714.01 = 33,479.42 : x
  2. Step 2: Convert to fraction form
    95,808.78/143,714.01 = 33,479.42/x
  3. Step 3: Cross multiply
    95,808.78x = 143,714.01 × 33,479.42
  4. Step 4: Simplify right side
    95,808.78x = 4,811,461,700.67
  5. Step 5: Solve for x
    x = 4,811,461,700.67/95,808.78
  6. Step 6: Final answer
    x = 50,219.42

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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.