Home / 150,921.12-226,240.92-51,011.81

Finding the Fourth Proportional to 150,921.12, 226,240.92 and 51,011.81

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Solution

The fourth proportional to 150,921.12, 226,240.92 and 51,011.81 is: 76,470.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,921.12 : 226,240.92 = 51,011.81 : x
  2. Step 2: Convert to fraction form
    150,921.12/226,240.92 = 51,011.81/x
  3. Step 3: Cross multiply
    150,921.12x = 226,240.92 × 51,011.81
  4. Step 4: Simplify right side
    150,921.12x = 11,540,958,825.27
  5. Step 5: Solve for x
    x = 11,540,958,825.27/150,921.12
  6. Step 6: Final answer
    x = 76,470.14

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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.