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Finding the Fourth Proportional to 79,022.88, 118,546.12 and 29,099.12

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Solution

The fourth proportional to 79,022.88, 118,546.12 and 29,099.12 is: 43,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,022.88 : 118,546.12 = 29,099.12 : x
  2. Step 2: Convert to fraction form
    79,022.88/118,546.12 = 29,099.12/x
  3. Step 3: Cross multiply
    79,022.88x = 118,546.12 × 29,099.12
  4. Step 4: Simplify right side
    79,022.88x = 3,449,587,771.41
  5. Step 5: Solve for x
    x = 3,449,587,771.41/79,022.88
  6. Step 6: Final answer
    x = 43,653.03

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1.5x scale

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.