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Finding the Fourth Proportional to 73,806, 101,851.74 and 41,974.86

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Solution

The fourth proportional to 73,806, 101,851.74 and 41,974.86 is: 57,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,806 : 101,851.74 = 41,974.86 : x
  2. Step 2: Convert to fraction form
    73,806/101,851.74 = 41,974.86/x
  3. Step 3: Cross multiply
    73,806x = 101,851.74 × 41,974.86
  4. Step 4: Simplify right side
    73,806x = 4,275,212,527.26
  5. Step 5: Solve for x
    x = 4,275,212,527.26/73,806
  6. Step 6: Final answer
    x = 57,925.00

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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.