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Finding the Fourth Proportional to 79,104.77, 118,676.19 and 32,357.78

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Solution

The fourth proportional to 79,104.77, 118,676.19 and 32,357.78 is: 48,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,104.77 : 118,676.19 = 32,357.78 : x
  2. Step 2: Convert to fraction form
    79,104.77/118,676.19 = 32,357.78/x
  3. Step 3: Cross multiply
    79,104.77x = 118,676.19 × 32,357.78
  4. Step 4: Simplify right side
    79,104.77x = 3,840,097,453.88
  5. Step 5: Solve for x
    x = 3,840,097,453.88/79,104.77
  6. Step 6: Final answer
    x = 48,544.45

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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.