Home / 151,012.86-226,489.05-143,519.10

Finding the Fourth Proportional to 151,012.86, 226,489.05 and 143,519.10

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Solution

The fourth proportional to 151,012.86, 226,489.05 and 143,519.10 is: 215,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,012.86 : 226,489.05 = 143,519.10 : x
  2. Step 2: Convert to fraction form
    151,012.86/226,489.05 = 143,519.10/x
  3. Step 3: Cross multiply
    151,012.86x = 226,489.05 × 143,519.10
  4. Step 4: Simplify right side
    151,012.86x = 32,505,504,615.86
  5. Step 5: Solve for x
    x = 32,505,504,615.86/151,012.86
  6. Step 6: Final answer
    x = 215,249.91

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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.