Home / 79,664.00-109,935.43-43,853.22

Finding the Fourth Proportional to 79,664.00, 109,935.43 and 43,853.22

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Solution

The fourth proportional to 79,664.00, 109,935.43 and 43,853.22 is: 60,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,664.00 : 109,935.43 = 43,853.22 : x
  2. Step 2: Convert to fraction form
    79,664.00/109,935.43 = 43,853.22/x
  3. Step 3: Cross multiply
    79,664.00x = 109,935.43 × 43,853.22
  4. Step 4: Simplify right side
    79,664.00x = 4,821,022,487.95
  5. Step 5: Solve for x
    x = 4,821,022,487.95/79,664.00
  6. Step 6: Final answer
    x = 60,516.96

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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.