Home / 54,106.61-74,665.73-30,233.48

Finding the Fourth Proportional to 54,106.61, 74,665.73 and 30,233.48

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Solution

The fourth proportional to 54,106.61, 74,665.73 and 30,233.48 is: 41,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,106.61 : 74,665.73 = 30,233.48 : x
  2. Step 2: Convert to fraction form
    54,106.61/74,665.73 = 30,233.48/x
  3. Step 3: Cross multiply
    54,106.61x = 74,665.73 × 30,233.48
  4. Step 4: Simplify right side
    54,106.61x = 2,257,404,854.64
  5. Step 5: Solve for x
    x = 2,257,404,854.64/54,106.61
  6. Step 6: Final answer
    x = 41,721.42

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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.