Home / 263,568.13-363,722.43-142,706.86

Finding the Fourth Proportional to 263,568.13, 363,722.43 and 142,706.86

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Solution

The fourth proportional to 263,568.13, 363,722.43 and 142,706.86 is: 196,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,568.13 : 363,722.43 = 142,706.86 : x
  2. Step 2: Convert to fraction form
    263,568.13/363,722.43 = 142,706.86/x
  3. Step 3: Cross multiply
    263,568.13x = 363,722.43 × 142,706.86
  4. Step 4: Simplify right side
    263,568.13x = 51,905,685,896.87
  5. Step 5: Solve for x
    x = 51,905,685,896.87/263,568.13
  6. Step 6: Final answer
    x = 196,934.61

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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.