Home / 73,101.11-109,617.09-33,646.55

Finding the Fourth Proportional to 73,101.11, 109,617.09 and 33,646.55

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Solution

The fourth proportional to 73,101.11, 109,617.09 and 33,646.55 is: 50,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,101.11 : 109,617.09 = 33,646.55 : x
  2. Step 2: Convert to fraction form
    73,101.11/109,617.09 = 33,646.55/x
  3. Step 3: Cross multiply
    73,101.11x = 109,617.09 × 33,646.55
  4. Step 4: Simplify right side
    73,101.11x = 3,688,236,351.45
  5. Step 5: Solve for x
    x = 3,688,236,351.45/73,101.11
  6. Step 6: Final answer
    x = 50,453.91

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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.