Home / 133,664.40-200,496.60-40,170.15

Finding the Fourth Proportional to 133,664.40, 200,496.60 and 40,170.15

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Solution

The fourth proportional to 133,664.40, 200,496.60 and 40,170.15 is: 60,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,664.40 : 200,496.60 = 40,170.15 : x
  2. Step 2: Convert to fraction form
    133,664.40/200,496.60 = 40,170.15/x
  3. Step 3: Cross multiply
    133,664.40x = 200,496.60 × 40,170.15
  4. Step 4: Simplify right side
    133,664.40x = 8,053,978,496.49
  5. Step 5: Solve for x
    x = 8,053,978,496.49/133,664.40
  6. Step 6: Final answer
    x = 60,255.23

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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.