Home / 95,728.32-132,109.64-53,286.84

Finding the Fourth Proportional to 95,728.32, 132,109.64 and 53,286.84

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Solution

The fourth proportional to 95,728.32, 132,109.64 and 53,286.84 is: 73,538.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,728.32 : 132,109.64 = 53,286.84 : x
  2. Step 2: Convert to fraction form
    95,728.32/132,109.64 = 53,286.84/x
  3. Step 3: Cross multiply
    95,728.32x = 132,109.64 × 53,286.84
  4. Step 4: Simplify right side
    95,728.32x = 7,039,704,982.70
  5. Step 5: Solve for x
    x = 7,039,704,982.70/95,728.32
  6. Step 6: Final answer
    x = 73,538.37

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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.