Home / 133,080.32-183,650.88-73,464.32

Finding the Fourth Proportional to 133,080.32, 183,650.88 and 73,464.32

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Solution

The fourth proportional to 133,080.32, 183,650.88 and 73,464.32 is: 101,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,080.32 : 183,650.88 = 73,464.32 : x
  2. Step 2: Convert to fraction form
    133,080.32/183,650.88 = 73,464.32/x
  3. Step 3: Cross multiply
    133,080.32x = 183,650.88 × 73,464.32
  4. Step 4: Simplify right side
    133,080.32x = 13,491,787,016.60
  5. Step 5: Solve for x
    x = 13,491,787,016.60/133,080.32
  6. Step 6: Final answer
    x = 101,380.78

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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.