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Finding the Fourth Proportional to 67,804.48, 101,683.11 and 27,811.94

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Solution

The fourth proportional to 67,804.48, 101,683.11 and 27,811.94 is: 41,708.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,804.48 : 101,683.11 = 27,811.94 : x
  2. Step 2: Convert to fraction form
    67,804.48/101,683.11 = 27,811.94/x
  3. Step 3: Cross multiply
    67,804.48x = 101,683.11 × 27,811.94
  4. Step 4: Simplify right side
    67,804.48x = 2,828,004,554.33
  5. Step 5: Solve for x
    x = 2,828,004,554.33/67,804.48
  6. Step 6: Final answer
    x = 41,708.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.