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Finding the Fourth Proportional to 79,325.28, 119,104.56 and 32,669.28

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Solution

The fourth proportional to 79,325.28, 119,104.56 and 32,669.28 is: 49,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,325.28 : 119,104.56 = 32,669.28 : x
  2. Step 2: Convert to fraction form
    79,325.28/119,104.56 = 32,669.28/x
  3. Step 3: Cross multiply
    79,325.28x = 119,104.56 × 32,669.28
  4. Step 4: Simplify right side
    79,325.28x = 3,891,060,219.92
  5. Step 5: Solve for x
    x = 3,891,060,219.92/79,325.28
  6. Step 6: Final answer
    x = 49,051.96

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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.