Home / 73,112.02-109,651.64-33,631.22

Finding the Fourth Proportional to 73,112.02, 109,651.64 and 33,631.22

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Solution

The fourth proportional to 73,112.02, 109,651.64 and 33,631.22 is: 50,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,112.02 : 109,651.64 = 33,631.22 : x
  2. Step 2: Convert to fraction form
    73,112.02/109,651.64 = 33,631.22/x
  3. Step 3: Cross multiply
    73,112.02x = 109,651.64 × 33,631.22
  4. Step 4: Simplify right side
    73,112.02x = 3,687,718,428.20
  5. Step 5: Solve for x
    x = 3,687,718,428.20/73,112.02
  6. Step 6: Final answer
    x = 50,439.29

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1.5x scale

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.