Home / 54,977.72-75,869.39-29,827.22

Finding the Fourth Proportional to 54,977.72, 75,869.39 and 29,827.22

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Solution

The fourth proportional to 54,977.72, 75,869.39 and 29,827.22 is: 41,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,977.72 : 75,869.39 = 29,827.22 : x
  2. Step 2: Convert to fraction form
    54,977.72/75,869.39 = 29,827.22/x
  3. Step 3: Cross multiply
    54,977.72x = 75,869.39 × 29,827.22
  4. Step 4: Simplify right side
    54,977.72x = 2,262,972,682.02
  5. Step 5: Solve for x
    x = 2,262,972,682.02/54,977.72
  6. Step 6: Final answer
    x = 41,161.64

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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.