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Finding the Fourth Proportional to 79,193.99, 118,770.12 and 29,288.37

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Solution

The fourth proportional to 79,193.99, 118,770.12 and 29,288.37 is: 43,924.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,193.99 : 118,770.12 = 29,288.37 : x
  2. Step 2: Convert to fraction form
    79,193.99/118,770.12 = 29,288.37/x
  3. Step 3: Cross multiply
    79,193.99x = 118,770.12 × 29,288.37
  4. Step 4: Simplify right side
    79,193.99x = 3,478,583,219.50
  5. Step 5: Solve for x
    x = 3,478,583,219.50/79,193.99
  6. Step 6: Final answer
    x = 43,924.84

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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.