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Finding the Fourth Proportional to 79,594.36, 119,405.76 and 32,821.72

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Solution

The fourth proportional to 79,594.36, 119,405.76 and 32,821.72 is: 49,238.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,594.36 : 119,405.76 = 32,821.72 : x
  2. Step 2: Convert to fraction form
    79,594.36/119,405.76 = 32,821.72/x
  3. Step 3: Cross multiply
    79,594.36x = 119,405.76 × 32,821.72
  4. Step 4: Simplify right side
    79,594.36x = 3,919,102,421.11
  5. Step 5: Solve for x
    x = 3,919,102,421.11/79,594.36
  6. Step 6: Final answer
    x = 49,238.44

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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.