Home / 72,832.24-109,274.64-25,454.26

Finding the Fourth Proportional to 72,832.24, 109,274.64 and 25,454.26

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Solution

The fourth proportional to 72,832.24, 109,274.64 and 25,454.26 is: 38,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,832.24 : 109,274.64 = 25,454.26 : x
  2. Step 2: Convert to fraction form
    72,832.24/109,274.64 = 25,454.26/x
  3. Step 3: Cross multiply
    72,832.24x = 109,274.64 × 25,454.26
  4. Step 4: Simplify right side
    72,832.24x = 2,781,505,097.97
  5. Step 5: Solve for x
    x = 2,781,505,097.97/72,832.24
  6. Step 6: Final answer
    x = 38,190.57

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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.