Home / 54,078.05-74,627.27-29,878.94

Finding the Fourth Proportional to 54,078.05, 74,627.27 and 29,878.94

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Solution

The fourth proportional to 54,078.05, 74,627.27 and 29,878.94 is: 41,232.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,078.05 : 74,627.27 = 29,878.94 : x
  2. Step 2: Convert to fraction form
    54,078.05/74,627.27 = 29,878.94/x
  3. Step 3: Cross multiply
    54,078.05x = 74,627.27 × 29,878.94
  4. Step 4: Simplify right side
    54,078.05x = 2,229,783,536.13
  5. Step 5: Solve for x
    x = 2,229,783,536.13/54,078.05
  6. Step 6: Final answer
    x = 41,232.69

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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.