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Finding the Fourth Proportional to 79,996, 110,394.48 and 44,668

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Solution

The fourth proportional to 79,996, 110,394.48 and 44,668 is: 61,641.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,996 : 110,394.48 = 44,668 : x
  2. Step 2: Convert to fraction form
    79,996/110,394.48 = 44,668/x
  3. Step 3: Cross multiply
    79,996x = 110,394.48 × 44,668
  4. Step 4: Simplify right side
    79,996x = 4,931,100,632.64
  5. Step 5: Solve for x
    x = 4,931,100,632.64/79,996
  6. Step 6: Final answer
    x = 61,641.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.