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Finding the Fourth Proportional to 117,079.68, 175,627.35 and 41,169.15

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Solution

The fourth proportional to 117,079.68, 175,627.35 and 41,169.15 is: 61,756.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,079.68 : 175,627.35 = 41,169.15 : x
  2. Step 2: Convert to fraction form
    117,079.68/175,627.35 = 41,169.15/x
  3. Step 3: Cross multiply
    117,079.68x = 175,627.35 × 41,169.15
  4. Step 4: Simplify right side
    117,079.68x = 7,230,428,716.25
  5. Step 5: Solve for x
    x = 7,230,428,716.25/117,079.68
  6. Step 6: Final answer
    x = 61,756.48

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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.