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Finding the Fourth Proportional to 73,077.93, 100,944.37 and 58,791.57

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Solution

The fourth proportional to 73,077.93, 100,944.37 and 58,791.57 is: 81,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,077.93 : 100,944.37 = 58,791.57 : x
  2. Step 2: Convert to fraction form
    73,077.93/100,944.37 = 58,791.57/x
  3. Step 3: Cross multiply
    73,077.93x = 100,944.37 × 58,791.57
  4. Step 4: Simplify right side
    73,077.93x = 5,934,677,847.98
  5. Step 5: Solve for x
    x = 5,934,677,847.98/73,077.93
  6. Step 6: Final answer
    x = 81,210.26

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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.