Home / 166,715.57-250,615.25-133,796.36

Finding the Fourth Proportional to 166,715.57, 250,615.25 and 133,796.36

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Solution

The fourth proportional to 166,715.57, 250,615.25 and 133,796.36 is: 201,129.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,715.57 : 250,615.25 = 133,796.36 : x
  2. Step 2: Convert to fraction form
    166,715.57/250,615.25 = 133,796.36/x
  3. Step 3: Cross multiply
    166,715.57x = 250,615.25 × 133,796.36
  4. Step 4: Simplify right side
    166,715.57x = 33,531,408,210.49
  5. Step 5: Solve for x
    x = 33,531,408,210.49/166,715.57
  6. Step 6: Final answer
    x = 201,129.43

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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.