Home / 152,020.31-228,067.38-46,839.28

Finding the Fourth Proportional to 152,020.31, 228,067.38 and 46,839.28

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Solution

The fourth proportional to 152,020.31, 228,067.38 and 46,839.28 is: 70,270.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,020.31 : 228,067.38 = 46,839.28 : x
  2. Step 2: Convert to fraction form
    152,020.31/228,067.38 = 46,839.28/x
  3. Step 3: Cross multiply
    152,020.31x = 228,067.38 × 46,839.28
  4. Step 4: Simplify right side
    152,020.31x = 10,682,511,300.52
  5. Step 5: Solve for x
    x = 10,682,511,300.52/152,020.31
  6. Step 6: Final answer
    x = 70,270.29

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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.