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Finding the Fourth Proportional to 73,763.16, 101,801.76 and 41,936.82

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Solution

The fourth proportional to 73,763.16, 101,801.76 and 41,936.82 is: 57,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,763.16 : 101,801.76 = 41,936.82 : x
  2. Step 2: Convert to fraction form
    73,763.16/101,801.76 = 41,936.82/x
  3. Step 3: Cross multiply
    73,763.16x = 101,801.76 × 41,936.82
  4. Step 4: Simplify right side
    73,763.16x = 4,269,242,084.80
  5. Step 5: Solve for x
    x = 4,269,242,084.80/73,763.16
  6. Step 6: Final answer
    x = 57,877.70

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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.