Home / 84,743.17-116,916.61-48,418.56

Finding the Fourth Proportional to 84,743.17, 116,916.61 and 48,418.56

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Solution

The fourth proportional to 84,743.17, 116,916.61 and 48,418.56 is: 66,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,743.17 : 116,916.61 = 48,418.56 : x
  2. Step 2: Convert to fraction form
    84,743.17/116,916.61 = 48,418.56/x
  3. Step 3: Cross multiply
    84,743.17x = 116,916.61 × 48,418.56
  4. Step 4: Simplify right side
    84,743.17x = 5,660,933,654.54
  5. Step 5: Solve for x
    x = 5,660,933,654.54/84,743.17
  6. Step 6: Final answer
    x = 66,801.06

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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.