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Finding the Fourth Proportional to 73,085.73, 100,877.81 and 41,273.25

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Solution

The fourth proportional to 73,085.73, 100,877.81 and 41,273.25 is: 56,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,085.73 : 100,877.81 = 41,273.25 : x
  2. Step 2: Convert to fraction form
    73,085.73/100,877.81 = 41,273.25/x
  3. Step 3: Cross multiply
    73,085.73x = 100,877.81 × 41,273.25
  4. Step 4: Simplify right side
    73,085.73x = 4,163,554,865.22
  5. Step 5: Solve for x
    x = 4,163,554,865.22/73,085.73
  6. Step 6: Final answer
    x = 56,968.10

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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.