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Finding the Fourth Proportional to 73,157.44, 100,955.52 and 41,325.28

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Solution

The fourth proportional to 73,157.44, 100,955.52 and 41,325.28 is: 57,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,157.44 : 100,955.52 = 41,325.28 : x
  2. Step 2: Convert to fraction form
    73,157.44/100,955.52 = 41,325.28/x
  3. Step 3: Cross multiply
    73,157.44x = 100,955.52 × 41,325.28
  4. Step 4: Simplify right side
    73,157.44x = 4,172,015,131.55
  5. Step 5: Solve for x
    x = 4,172,015,131.55/73,157.44
  6. Step 6: Final answer
    x = 57,027.90

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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.