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Finding the Fourth Proportional to 79,902.33, 119,822.33 and 29,955.16

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Solution

The fourth proportional to 79,902.33, 119,822.33 and 29,955.16 is: 44,921.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,902.33 : 119,822.33 = 29,955.16 : x
  2. Step 2: Convert to fraction form
    79,902.33/119,822.33 = 29,955.16/x
  3. Step 3: Cross multiply
    79,902.33x = 119,822.33 × 29,955.16
  4. Step 4: Simplify right side
    79,902.33x = 3,589,297,291.39
  5. Step 5: Solve for x
    x = 3,589,297,291.39/79,902.33
  6. Step 6: Final answer
    x = 44,921.06

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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.