Home / 72,844.64-109,198.80-33,362

Finding the Fourth Proportional to 72,844.64, 109,198.80 and 33,362

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Solution

The fourth proportional to 72,844.64, 109,198.80 and 33,362 is: 50,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,844.64 : 109,198.80 = 33,362 : x
  2. Step 2: Convert to fraction form
    72,844.64/109,198.80 = 33,362/x
  3. Step 3: Cross multiply
    72,844.64x = 109,198.80 × 33,362
  4. Step 4: Simplify right side
    72,844.64x = 3,643,090,365.60
  5. Step 5: Solve for x
    x = 3,643,090,365.60/72,844.64
  6. Step 6: Final answer
    x = 50,011.78

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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.