Home / 192,775.29-266,029.87-107,892.35

Finding the Fourth Proportional to 192,775.29, 266,029.87 and 107,892.35

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Solution

The fourth proportional to 192,775.29, 266,029.87 and 107,892.35 is: 148,891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,775.29 : 266,029.87 = 107,892.35 : x
  2. Step 2: Convert to fraction form
    192,775.29/266,029.87 = 107,892.35/x
  3. Step 3: Cross multiply
    192,775.29x = 266,029.87 × 107,892.35
  4. Step 4: Simplify right side
    192,775.29x = 28,702,588,940.94
  5. Step 5: Solve for x
    x = 28,702,588,940.94/192,775.29
  6. Step 6: Final answer
    x = 148,891.43

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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.