Home / 228,193.38-342,144.27-109,628.82

Finding the Fourth Proportional to 228,193.38, 342,144.27 and 109,628.82

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Solution

The fourth proportional to 228,193.38, 342,144.27 and 109,628.82 is: 164,373.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,193.38 : 342,144.27 = 109,628.82 : x
  2. Step 2: Convert to fraction form
    228,193.38/342,144.27 = 109,628.82/x
  3. Step 3: Cross multiply
    228,193.38x = 342,144.27 × 109,628.82
  4. Step 4: Simplify right side
    228,193.38x = 37,508,872,589.86
  5. Step 5: Solve for x
    x = 37,508,872,589.86/228,193.38
  6. Step 6: Final answer
    x = 164,373.18

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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.