Home / 225,982.24-339,016.64-113,686.72

Finding the Fourth Proportional to 225,982.24, 339,016.64 and 113,686.72

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Solution

The fourth proportional to 225,982.24, 339,016.64 and 113,686.72 is: 170,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,982.24 : 339,016.64 = 113,686.72 : x
  2. Step 2: Convert to fraction form
    225,982.24/339,016.64 = 113,686.72/x
  3. Step 3: Cross multiply
    225,982.24x = 339,016.64 × 113,686.72
  4. Step 4: Simplify right side
    225,982.24x = 38,541,689,827.02
  5. Step 5: Solve for x
    x = 38,541,689,827.02/225,982.24
  6. Step 6: Final answer
    x = 170,551.85

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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.