Home / 193,462.29-266,989.86-108,579.42

Finding the Fourth Proportional to 193,462.29, 266,989.86 and 108,579.42

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Solution

The fourth proportional to 193,462.29, 266,989.86 and 108,579.42 is: 149,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,462.29 : 266,989.86 = 108,579.42 : x
  2. Step 2: Convert to fraction form
    193,462.29/266,989.86 = 108,579.42/x
  3. Step 3: Cross multiply
    193,462.29x = 266,989.86 × 108,579.42
  4. Step 4: Simplify right side
    193,462.29x = 28,989,604,144.68
  5. Step 5: Solve for x
    x = 28,989,604,144.68/193,462.29
  6. Step 6: Final answer
    x = 149,846.28

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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.