Home / 54,111.29-74,672.48-29,913.27

Finding the Fourth Proportional to 54,111.29, 74,672.48 and 29,913.27

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Solution

The fourth proportional to 54,111.29, 74,672.48 and 29,913.27 is: 41,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,111.29 : 74,672.48 = 29,913.27 : x
  2. Step 2: Convert to fraction form
    54,111.29/74,672.48 = 29,913.27/x
  3. Step 3: Cross multiply
    54,111.29x = 74,672.48 × 29,913.27
  4. Step 4: Simplify right side
    54,111.29x = 2,233,697,999.58
  5. Step 5: Solve for x
    x = 2,233,697,999.58/54,111.29
  6. Step 6: Final answer
    x = 41,279.71

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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.