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Finding the Fourth Proportional to 79,286.34, 118,929.52 and 23,882.34

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Solution

The fourth proportional to 79,286.34, 118,929.52 and 23,882.34 is: 35,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,286.34 : 118,929.52 = 23,882.34 : x
  2. Step 2: Convert to fraction form
    79,286.34/118,929.52 = 23,882.34/x
  3. Step 3: Cross multiply
    79,286.34x = 118,929.52 × 23,882.34
  4. Step 4: Simplify right side
    79,286.34x = 2,840,315,232.68
  5. Step 5: Solve for x
    x = 2,840,315,232.68/79,286.34
  6. Step 6: Final answer
    x = 35,823.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.