Home / 49,511.22-68,325.66-29,378.10

Finding the Fourth Proportional to 49,511.22, 68,325.66 and 29,378.10

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Solution

The fourth proportional to 49,511.22, 68,325.66 and 29,378.10 is: 40,541.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,511.22 : 68,325.66 = 29,378.10 : x
  2. Step 2: Convert to fraction form
    49,511.22/68,325.66 = 29,378.10/x
  3. Step 3: Cross multiply
    49,511.22x = 68,325.66 × 29,378.10
  4. Step 4: Simplify right side
    49,511.22x = 2,007,278,072.05
  5. Step 5: Solve for x
    x = 2,007,278,072.05/49,511.22
  6. Step 6: Final answer
    x = 40,541.88

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1.5x scale

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.