Home / 54,340.44-74,993.40-30,468.66

Finding the Fourth Proportional to 54,340.44, 74,993.40 and 30,468.66

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Solution

The fourth proportional to 54,340.44, 74,993.40 and 30,468.66 is: 42,048.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,340.44 : 74,993.40 = 30,468.66 : x
  2. Step 2: Convert to fraction form
    54,340.44/74,993.40 = 30,468.66/x
  3. Step 3: Cross multiply
    54,340.44x = 74,993.40 × 30,468.66
  4. Step 4: Simplify right side
    54,340.44x = 2,284,948,406.84
  5. Step 5: Solve for x
    x = 2,284,948,406.84/54,340.44
  6. Step 6: Final answer
    x = 42,048.77

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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.