Home / 251,163.20-376,701.60-93,310.40

Finding the Fourth Proportional to 251,163.20, 376,701.60 and 93,310.40

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Solution

The fourth proportional to 251,163.20, 376,701.60 and 93,310.40 is: 139,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,163.20 : 376,701.60 = 93,310.40 : x
  2. Step 2: Convert to fraction form
    251,163.20/376,701.60 = 93,310.40/x
  3. Step 3: Cross multiply
    251,163.20x = 376,701.60 × 93,310.40
  4. Step 4: Simplify right side
    251,163.20x = 35,150,176,976.64
  5. Step 5: Solve for x
    x = 35,150,176,976.64/251,163.20
  6. Step 6: Final answer
    x = 139,949.55

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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.