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Finding the Fourth Proportional to 73,814.75, 101,869.83 and 41,993.90

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Solution

The fourth proportional to 73,814.75, 101,869.83 and 41,993.90 is: 57,954.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,814.75 : 101,869.83 = 41,993.90 : x
  2. Step 2: Convert to fraction form
    73,814.75/101,869.83 = 41,993.90/x
  3. Step 3: Cross multiply
    73,814.75x = 101,869.83 × 41,993.90
  4. Step 4: Simplify right side
    73,814.75x = 4,277,911,454.04
  5. Step 5: Solve for x
    x = 4,277,911,454.04/73,814.75
  6. Step 6: Final answer
    x = 57,954.70

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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.