Home / 79,306.29-109,442.79-43,496.55

Finding the Fourth Proportional to 79,306.29, 109,442.79 and 43,496.55

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Solution

The fourth proportional to 79,306.29, 109,442.79 and 43,496.55 is: 60,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,306.29 : 109,442.79 = 43,496.55 : x
  2. Step 2: Convert to fraction form
    79,306.29/109,442.79 = 43,496.55/x
  3. Step 3: Cross multiply
    79,306.29x = 109,442.79 × 43,496.55
  4. Step 4: Simplify right side
    79,306.29x = 4,760,383,787.37
  5. Step 5: Solve for x
    x = 4,760,383,787.37/79,306.29
  6. Step 6: Final answer
    x = 60,025.30

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1.5x scale

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.