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Finding the Fourth Proportional to 79,651.30, 119,476.94 and 32,905.39

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Solution

The fourth proportional to 79,651.30, 119,476.94 and 32,905.39 is: 49,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,651.30 : 119,476.94 = 32,905.39 : x
  2. Step 2: Convert to fraction form
    79,651.30/119,476.94 = 32,905.39/x
  3. Step 3: Cross multiply
    79,651.30x = 119,476.94 × 32,905.39
  4. Step 4: Simplify right side
    79,651.30x = 3,931,434,843.49
  5. Step 5: Solve for x
    x = 3,931,434,843.49/79,651.30
  6. Step 6: Final answer
    x = 49,358.08

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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.