Home / 84,767.26-116,965.83-50,767.78

Finding the Fourth Proportional to 84,767.26, 116,965.83 and 50,767.78

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Solution

The fourth proportional to 84,767.26, 116,965.83 and 50,767.78 is: 70,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,767.26 : 116,965.83 = 50,767.78 : x
  2. Step 2: Convert to fraction form
    84,767.26/116,965.83 = 50,767.78/x
  3. Step 3: Cross multiply
    84,767.26x = 116,965.83 × 50,767.78
  4. Step 4: Simplify right side
    84,767.26x = 5,938,095,524.96
  5. Step 5: Solve for x
    x = 5,938,095,524.96/84,767.26
  6. Step 6: Final answer
    x = 70,051.76

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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.