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Finding the Fourth Proportional to 150,840.80, 226,261.20 and 133,782.20

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Solution

The fourth proportional to 150,840.80, 226,261.20 and 133,782.20 is: 200,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,840.80 : 226,261.20 = 133,782.20 : x
  2. Step 2: Convert to fraction form
    150,840.80/226,261.20 = 133,782.20/x
  3. Step 3: Cross multiply
    150,840.80x = 226,261.20 × 133,782.20
  4. Step 4: Simplify right side
    150,840.80x = 30,269,721,110.64
  5. Step 5: Solve for x
    x = 30,269,721,110.64/150,840.80
  6. Step 6: Final answer
    x = 200,673.30

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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.