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Finding the Fourth Proportional to 117,896.76, 176,839.38 and 44,019

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Solution

The fourth proportional to 117,896.76, 176,839.38 and 44,019 is: 66,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,896.76 : 176,839.38 = 44,019 : x
  2. Step 2: Convert to fraction form
    117,896.76/176,839.38 = 44,019/x
  3. Step 3: Cross multiply
    117,896.76x = 176,839.38 × 44,019
  4. Step 4: Simplify right side
    117,896.76x = 7,784,292,668.22
  5. Step 5: Solve for x
    x = 7,784,292,668.22/117,896.76
  6. Step 6: Final answer
    x = 66,026.35

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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.