Home / 67,342.25-92,943.26-40,511.87

Finding the Fourth Proportional to 67,342.25, 92,943.26 and 40,511.87

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Solution

The fourth proportional to 67,342.25, 92,943.26 and 40,511.87 is: 55,912.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,342.25 : 92,943.26 = 40,511.87 : x
  2. Step 2: Convert to fraction form
    67,342.25/92,943.26 = 40,511.87/x
  3. Step 3: Cross multiply
    67,342.25x = 92,943.26 × 40,511.87
  4. Step 4: Simplify right side
    67,342.25x = 3,765,305,600.13
  5. Step 5: Solve for x
    x = 3,765,305,600.13/67,342.25
  6. Step 6: Final answer
    x = 55,912.98

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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.