Home / 51,197.78-76,796.66-16,140.18

Finding the Fourth Proportional to 51,197.78, 76,796.66 and 16,140.18

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Solution

The fourth proportional to 51,197.78, 76,796.66 and 16,140.18 is: 24,210.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197.78 : 76,796.66 = 16,140.18 : x
  2. Step 2: Convert to fraction form
    51,197.78/76,796.66 = 16,140.18/x
  3. Step 3: Cross multiply
    51,197.78x = 76,796.66 × 16,140.18
  4. Step 4: Simplify right side
    51,197.78x = 1,239,511,915.80
  5. Step 5: Solve for x
    x = 1,239,511,915.80/51,197.78
  6. Step 6: Final answer
    x = 24,210.27

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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.