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Finding the Fourth Proportional to 73,360.78, 101,238.70 and 41,528.98

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Solution

The fourth proportional to 73,360.78, 101,238.70 and 41,528.98 is: 57,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,360.78 : 101,238.70 = 41,528.98 : x
  2. Step 2: Convert to fraction form
    73,360.78/101,238.70 = 41,528.98/x
  3. Step 3: Cross multiply
    73,360.78x = 101,238.70 × 41,528.98
  4. Step 4: Simplify right side
    73,360.78x = 4,204,339,947.53
  5. Step 5: Solve for x
    x = 4,204,339,947.53/73,360.78
  6. Step 6: Final answer
    x = 57,310.46

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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.