Home / 79,034.24-109,065.84-43,223.96

Finding the Fourth Proportional to 79,034.24, 109,065.84 and 43,223.96

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Solution

The fourth proportional to 79,034.24, 109,065.84 and 43,223.96 is: 59,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,034.24 : 109,065.84 = 43,223.96 : x
  2. Step 2: Convert to fraction form
    79,034.24/109,065.84 = 43,223.96/x
  3. Step 3: Cross multiply
    79,034.24x = 109,065.84 × 43,223.96
  4. Step 4: Simplify right side
    79,034.24x = 4,714,257,505.53
  5. Step 5: Solve for x
    x = 4,714,257,505.53/79,034.24
  6. Step 6: Final answer
    x = 59,648.29

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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.