Home / 92,414.45-138,683.21-50,305.15

Finding the Fourth Proportional to 92,414.45, 138,683.21 and 50,305.15

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Solution

The fourth proportional to 92,414.45, 138,683.21 and 50,305.15 is: 75,491.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,414.45 : 138,683.21 = 50,305.15 : x
  2. Step 2: Convert to fraction form
    92,414.45/138,683.21 = 50,305.15/x
  3. Step 3: Cross multiply
    92,414.45x = 138,683.21 × 50,305.15
  4. Step 4: Simplify right side
    92,414.45x = 6,976,479,603.36
  5. Step 5: Solve for x
    x = 6,976,479,603.36/92,414.45
  6. Step 6: Final answer
    x = 75,491.22

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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.