Home / 73,150.26-109,661.28-35,180.49

Finding the Fourth Proportional to 73,150.26, 109,661.28 and 35,180.49

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Solution

The fourth proportional to 73,150.26, 109,661.28 and 35,180.49 is: 52,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,150.26 : 109,661.28 = 35,180.49 : x
  2. Step 2: Convert to fraction form
    73,150.26/109,661.28 = 35,180.49/x
  3. Step 3: Cross multiply
    73,150.26x = 109,661.28 × 35,180.49
  4. Step 4: Simplify right side
    73,150.26x = 3,857,937,564.43
  5. Step 5: Solve for x
    x = 3,857,937,564.43/73,150.26
  6. Step 6: Final answer
    x = 52,739.90

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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.