Home / 150,731.28-225,938.16-50,796.72

Finding the Fourth Proportional to 150,731.28, 225,938.16 and 50,796.72

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Solution

The fourth proportional to 150,731.28, 225,938.16 and 50,796.72 is: 76,141.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,731.28 : 225,938.16 = 50,796.72 : x
  2. Step 2: Convert to fraction form
    150,731.28/225,938.16 = 50,796.72/x
  3. Step 3: Cross multiply
    150,731.28x = 225,938.16 × 50,796.72
  4. Step 4: Simplify right side
    150,731.28x = 11,476,917,450.84
  5. Step 5: Solve for x
    x = 11,476,917,450.84/150,731.28
  6. Step 6: Final answer
    x = 76,141.58

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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.