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Finding the Fourth Proportional to 73,442.44, 101,350.30 and 41,617.40

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Solution

The fourth proportional to 73,442.44, 101,350.30 and 41,617.40 is: 57,431.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,442.44 : 101,350.30 = 41,617.40 : x
  2. Step 2: Convert to fraction form
    73,442.44/101,350.30 = 41,617.40/x
  3. Step 3: Cross multiply
    73,442.44x = 101,350.30 × 41,617.40
  4. Step 4: Simplify right side
    73,442.44x = 4,217,935,975.22
  5. Step 5: Solve for x
    x = 4,217,935,975.22/73,442.44
  6. Step 6: Final answer
    x = 57,431.86

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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.