Home / 73,037.32-109,568.09-25,640.11

Finding the Fourth Proportional to 73,037.32, 109,568.09 and 25,640.11

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Solution

The fourth proportional to 73,037.32, 109,568.09 and 25,640.11 is: 38,464.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,037.32 : 109,568.09 = 25,640.11 : x
  2. Step 2: Convert to fraction form
    73,037.32/109,568.09 = 25,640.11/x
  3. Step 3: Cross multiply
    73,037.32x = 109,568.09 × 25,640.11
  4. Step 4: Simplify right side
    73,037.32x = 2,809,337,204.05
  5. Step 5: Solve for x
    x = 2,809,337,204.05/73,037.32
  6. Step 6: Final answer
    x = 38,464.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.