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Finding the Fourth Proportional to 73,170.63, 100,975.26 and 41,339.52

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Solution

The fourth proportional to 73,170.63, 100,975.26 and 41,339.52 is: 57,048.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,170.63 : 100,975.26 = 41,339.52 : x
  2. Step 2: Convert to fraction form
    73,170.63/100,975.26 = 41,339.52/x
  3. Step 3: Cross multiply
    73,170.63x = 100,975.26 × 41,339.52
  4. Step 4: Simplify right side
    73,170.63x = 4,174,268,780.28
  5. Step 5: Solve for x
    x = 4,174,268,780.28/73,170.63
  6. Step 6: Final answer
    x = 57,048.42

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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.