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Finding the Fourth Proportional to 79,471.83, 119,181.42 and 32,074.68

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Solution

The fourth proportional to 79,471.83, 119,181.42 and 32,074.68 is: 48,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,471.83 : 119,181.42 = 32,074.68 : x
  2. Step 2: Convert to fraction form
    79,471.83/119,181.42 = 32,074.68/x
  3. Step 3: Cross multiply
    79,471.83x = 119,181.42 × 32,074.68
  4. Step 4: Simplify right side
    79,471.83x = 3,822,705,908.45
  5. Step 5: Solve for x
    x = 3,822,705,908.45/79,471.83
  6. Step 6: Final answer
    x = 48,101.40

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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.