Home / 250,919.10-376,342.20-73,407.60

Finding the Fourth Proportional to 250,919.10, 376,342.20 and 73,407.60

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Solution

The fourth proportional to 250,919.10, 376,342.20 and 73,407.60 is: 110,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,919.10 : 376,342.20 = 73,407.60 : x
  2. Step 2: Convert to fraction form
    250,919.10/376,342.20 = 73,407.60/x
  3. Step 3: Cross multiply
    250,919.10x = 376,342.20 × 73,407.60
  4. Step 4: Simplify right side
    250,919.10x = 27,626,377,680.72
  5. Step 5: Solve for x
    x = 27,626,377,680.72/250,919.10
  6. Step 6: Final answer
    x = 110,100.74

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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.