Home / 151,203.60-226,796.27-66,939.12

Finding the Fourth Proportional to 151,203.60, 226,796.27 and 66,939.12

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Solution

The fourth proportional to 151,203.60, 226,796.27 and 66,939.12 is: 100,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,203.60 : 226,796.27 = 66,939.12 : x
  2. Step 2: Convert to fraction form
    151,203.60/226,796.27 = 66,939.12/x
  3. Step 3: Cross multiply
    151,203.60x = 226,796.27 × 66,939.12
  4. Step 4: Simplify right side
    151,203.60x = 15,181,542,398.39
  5. Step 5: Solve for x
    x = 15,181,542,398.39/151,203.60
  6. Step 6: Final answer
    x = 100,404.64

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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.