Home / 223,126.97-307,884.24-131,250.42

Finding the Fourth Proportional to 223,126.97, 307,884.24 and 131,250.42

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Solution

The fourth proportional to 223,126.97, 307,884.24 and 131,250.42 is: 181,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,126.97 : 307,884.24 = 131,250.42 : x
  2. Step 2: Convert to fraction form
    223,126.97/307,884.24 = 131,250.42/x
  3. Step 3: Cross multiply
    223,126.97x = 307,884.24 × 131,250.42
  4. Step 4: Simplify right side
    223,126.97x = 40,409,935,811.38
  5. Step 5: Solve for x
    x = 40,409,935,811.38/223,126.97
  6. Step 6: Final answer
    x = 181,107.36

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1.5x scale

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.