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Finding the Fourth Proportional to 134,000.80, 200,563.80 and 104,257.60

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Solution

The fourth proportional to 134,000.80, 200,563.80 and 104,257.60 is: 156,046.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,000.80 : 200,563.80 = 104,257.60 : x
  2. Step 2: Convert to fraction form
    134,000.80/200,563.80 = 104,257.60/x
  3. Step 3: Cross multiply
    134,000.80x = 200,563.80 × 104,257.60
  4. Step 4: Simplify right side
    134,000.80x = 20,910,300,434.88
  5. Step 5: Solve for x
    x = 20,910,300,434.88/134,000.80
  6. Step 6: Final answer
    x = 156,046.09

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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.