Home / 84,826.73-117,078.26-49,011.98

Finding the Fourth Proportional to 84,826.73, 117,078.26 and 49,011.98

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Solution

The fourth proportional to 84,826.73, 117,078.26 and 49,011.98 is: 67,646.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,826.73 : 117,078.26 = 49,011.98 : x
  2. Step 2: Convert to fraction form
    84,826.73/117,078.26 = 49,011.98/x
  3. Step 3: Cross multiply
    84,826.73x = 117,078.26 × 49,011.98
  4. Step 4: Simplify right side
    84,826.73x = 5,738,236,507.10
  5. Step 5: Solve for x
    x = 5,738,236,507.10/84,826.73
  6. Step 6: Final answer
    x = 67,646.56

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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.