Home / 54,284.41-74,913.96-30,410.57

Finding the Fourth Proportional to 54,284.41, 74,913.96 and 30,410.57

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Solution

The fourth proportional to 54,284.41, 74,913.96 and 30,410.57 is: 41,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284.41 : 74,913.96 = 30,410.57 : x
  2. Step 2: Convert to fraction form
    54,284.41/74,913.96 = 30,410.57/x
  3. Step 3: Cross multiply
    54,284.41x = 74,913.96 × 30,410.57
  4. Step 4: Simplify right side
    54,284.41x = 2,278,176,525.88
  5. Step 5: Solve for x
    x = 2,278,176,525.88/54,284.41
  6. Step 6: Final answer
    x = 41,967.42

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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.