Home / 199,027.32-274,568.94-134,475.78

Finding the Fourth Proportional to 199,027.32, 274,568.94 and 134,475.78

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Solution

The fourth proportional to 199,027.32, 274,568.94 and 134,475.78 is: 185,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,027.32 : 274,568.94 = 134,475.78 : x
  2. Step 2: Convert to fraction form
    199,027.32/274,568.94 = 134,475.78/x
  3. Step 3: Cross multiply
    199,027.32x = 274,568.94 × 134,475.78
  4. Step 4: Simplify right side
    199,027.32x = 36,922,872,370.27
  5. Step 5: Solve for x
    x = 36,922,872,370.27/199,027.32
  6. Step 6: Final answer
    x = 185,516.60

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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.