Home / 84,091.16-116,546.73-82,516.52

Finding the Fourth Proportional to 84,091.16, 116,546.73 and 82,516.52

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Solution

The fourth proportional to 84,091.16, 116,546.73 and 82,516.52 is: 114,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,091.16 : 116,546.73 = 82,516.52 : x
  2. Step 2: Convert to fraction form
    84,091.16/116,546.73 = 82,516.52/x
  3. Step 3: Cross multiply
    84,091.16x = 116,546.73 × 82,516.52
  4. Step 4: Simplify right side
    84,091.16x = 9,617,029,994.25
  5. Step 5: Solve for x
    x = 9,617,029,994.25/84,091.16
  6. Step 6: Final answer
    x = 114,364.35

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.