Home / 53,731.14-74,149.31-33,599.80

Finding the Fourth Proportional to 53,731.14, 74,149.31 and 33,599.80

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Solution

The fourth proportional to 53,731.14, 74,149.31 and 33,599.80 is: 46,367.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,731.14 : 74,149.31 = 33,599.80 : x
  2. Step 2: Convert to fraction form
    53,731.14/74,149.31 = 33,599.80/x
  3. Step 3: Cross multiply
    53,731.14x = 74,149.31 × 33,599.80
  4. Step 4: Simplify right side
    53,731.14x = 2,491,401,973.83
  5. Step 5: Solve for x
    x = 2,491,401,973.83/53,731.14
  6. Step 6: Final answer
    x = 46,367.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.