Home / 84,289.95-116,083.33-82,452.87

Finding the Fourth Proportional to 84,289.95, 116,083.33 and 82,452.87

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Solution

The fourth proportional to 84,289.95, 116,083.33 and 82,452.87 is: 113,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,289.95 : 116,083.33 = 82,452.87 : x
  2. Step 2: Convert to fraction form
    84,289.95/116,083.33 = 82,452.87/x
  3. Step 3: Cross multiply
    84,289.95x = 116,083.33 × 82,452.87
  4. Step 4: Simplify right side
    84,289.95x = 9,571,403,511.52
  5. Step 5: Solve for x
    x = 9,571,403,511.52/84,289.95
  6. Step 6: Final answer
    x = 113,553.32

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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.