Home / 81,922.59-122,883.83-46,837.64

Finding the Fourth Proportional to 81,922.59, 122,883.83 and 46,837.64

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Solution

The fourth proportional to 81,922.59, 122,883.83 and 46,837.64 is: 70,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,922.59 : 122,883.83 = 46,837.64 : x
  2. Step 2: Convert to fraction form
    81,922.59/122,883.83 = 46,837.64/x
  3. Step 3: Cross multiply
    81,922.59x = 122,883.83 × 46,837.64
  4. Step 4: Simplify right side
    81,922.59x = 5,755,589,103.49
  5. Step 5: Solve for x
    x = 5,755,589,103.49/81,922.59
  6. Step 6: Final answer
    x = 70,256.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.