Home / 79,769.26-110,080.16-43,471.03

Finding the Fourth Proportional to 79,769.26, 110,080.16 and 43,471.03

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Solution

The fourth proportional to 79,769.26, 110,080.16 and 43,471.03 is: 59,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,769.26 : 110,080.16 = 43,471.03 : x
  2. Step 2: Convert to fraction form
    79,769.26/110,080.16 = 43,471.03/x
  3. Step 3: Cross multiply
    79,769.26x = 110,080.16 × 43,471.03
  4. Step 4: Simplify right side
    79,769.26x = 4,785,297,445.21
  5. Step 5: Solve for x
    x = 4,785,297,445.21/79,769.26
  6. Step 6: Final answer
    x = 59,989.24

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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.