Home / 133,096.41-199,546.19-80,494.20

Finding the Fourth Proportional to 133,096.41, 199,546.19 and 80,494.20

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Solution

The fourth proportional to 133,096.41, 199,546.19 and 80,494.20 is: 120,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,096.41 : 199,546.19 = 80,494.20 : x
  2. Step 2: Convert to fraction form
    133,096.41/199,546.19 = 80,494.20/x
  3. Step 3: Cross multiply
    133,096.41x = 199,546.19 × 80,494.20
  4. Step 4: Simplify right side
    133,096.41x = 16,062,310,927.10
  5. Step 5: Solve for x
    x = 16,062,310,927.10/133,096.41
  6. Step 6: Final answer
    x = 120,681.77

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1.5x scale

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.