Home / 84,310.59-116,372.85-55,651.17

Finding the Fourth Proportional to 84,310.59, 116,372.85 and 55,651.17

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Solution

The fourth proportional to 84,310.59, 116,372.85 and 55,651.17 is: 76,814.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,310.59 : 116,372.85 = 55,651.17 : x
  2. Step 2: Convert to fraction form
    84,310.59/116,372.85 = 55,651.17/x
  3. Step 3: Cross multiply
    84,310.59x = 116,372.85 × 55,651.17
  4. Step 4: Simplify right side
    84,310.59x = 6,476,285,258.73
  5. Step 5: Solve for x
    x = 6,476,285,258.73/84,310.59
  6. Step 6: Final answer
    x = 76,814.61

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1.5x scale

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.