Home / 51,146.40-76,719.60-16,096.80

Finding the Fourth Proportional to 51,146.40, 76,719.60 and 16,096.80

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Solution

The fourth proportional to 51,146.40, 76,719.60 and 16,096.80 is: 24,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,146.40 : 76,719.60 = 16,096.80 : x
  2. Step 2: Convert to fraction form
    51,146.40/76,719.60 = 16,096.80/x
  3. Step 3: Cross multiply
    51,146.40x = 76,719.60 × 16,096.80
  4. Step 4: Simplify right side
    51,146.40x = 1,234,940,057.28
  5. Step 5: Solve for x
    x = 1,234,940,057.28/51,146.40
  6. Step 6: Final answer
    x = 24,145.20

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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.