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Finding the Fourth Proportional to 73,327.59, 101,139.79 and 67,297.26

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Solution

The fourth proportional to 73,327.59, 101,139.79 and 67,297.26 is: 92,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,327.59 : 101,139.79 = 67,297.26 : x
  2. Step 2: Convert to fraction form
    73,327.59/101,139.79 = 67,297.26/x
  3. Step 3: Cross multiply
    73,327.59x = 101,139.79 × 67,297.26
  4. Step 4: Simplify right side
    73,327.59x = 6,806,430,743.98
  5. Step 5: Solve for x
    x = 6,806,430,743.98/73,327.59
  6. Step 6: Final answer
    x = 92,822.23

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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.