Home / 79,253.20-109,369.26-43,443.22

Finding the Fourth Proportional to 79,253.20, 109,369.26 and 43,443.22

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Solution

The fourth proportional to 79,253.20, 109,369.26 and 43,443.22 is: 59,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,253.20 : 109,369.26 = 43,443.22 : x
  2. Step 2: Convert to fraction form
    79,253.20/109,369.26 = 43,443.22/x
  3. Step 3: Cross multiply
    79,253.20x = 109,369.26 × 43,443.22
  4. Step 4: Simplify right side
    79,253.20x = 4,751,352,823.42
  5. Step 5: Solve for x
    x = 4,751,352,823.42/79,253.20
  6. Step 6: Final answer
    x = 59,951.56

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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.