Home / 167,728.64-231,464.16-95,145.32

Finding the Fourth Proportional to 167,728.64, 231,464.16 and 95,145.32

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Solution

The fourth proportional to 167,728.64, 231,464.16 and 95,145.32 is: 131,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,728.64 : 231,464.16 = 95,145.32 : x
  2. Step 2: Convert to fraction form
    167,728.64/231,464.16 = 95,145.32/x
  3. Step 3: Cross multiply
    167,728.64x = 231,464.16 × 95,145.32
  4. Step 4: Simplify right side
    167,728.64x = 22,022,731,571.73
  5. Step 5: Solve for x
    x = 22,022,731,571.73/167,728.64
  6. Step 6: Final answer
    x = 131,299.77

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1.5x scale

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.