Home / 190,747.92-263,233.22-119,169.52

Finding the Fourth Proportional to 190,747.92, 263,233.22 and 119,169.52

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Solution

The fourth proportional to 190,747.92, 263,233.22 and 119,169.52 is: 164,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,747.92 : 263,233.22 = 119,169.52 : x
  2. Step 2: Convert to fraction form
    190,747.92/263,233.22 = 119,169.52/x
  3. Step 3: Cross multiply
    190,747.92x = 263,233.22 × 119,169.52
  4. Step 4: Simplify right side
    190,747.92x = 31,369,376,475.45
  5. Step 5: Solve for x
    x = 31,369,376,475.45/190,747.92
  6. Step 6: Final answer
    x = 164,454.62

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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.