Home / 151,709.31-227,568.83-51,865.47

Finding the Fourth Proportional to 151,709.31, 227,568.83 and 51,865.47

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Solution

The fourth proportional to 151,709.31, 227,568.83 and 51,865.47 is: 77,799.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,709.31 : 227,568.83 = 51,865.47 : x
  2. Step 2: Convert to fraction form
    151,709.31/227,568.83 = 51,865.47/x
  3. Step 3: Cross multiply
    151,709.31x = 227,568.83 × 51,865.47
  4. Step 4: Simplify right side
    151,709.31x = 11,802,964,065.97
  5. Step 5: Solve for x
    x = 11,802,964,065.97/151,709.31
  6. Step 6: Final answer
    x = 77,799.87

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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.