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Finding the Fourth Proportional to 192,029.10, 264,999.03 and 107,145.90

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Solution

The fourth proportional to 192,029.10, 264,999.03 and 107,145.90 is: 147,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,029.10 : 264,999.03 = 107,145.90 : x
  2. Step 2: Convert to fraction form
    192,029.10/264,999.03 = 107,145.90/x
  3. Step 3: Cross multiply
    192,029.10x = 264,999.03 × 107,145.90
  4. Step 4: Simplify right side
    192,029.10x = 28,393,559,568.48
  5. Step 5: Solve for x
    x = 28,393,559,568.48/192,029.10
  6. Step 6: Final answer
    x = 147,860.71

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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.