Home / 72,832.16-109,274.52-25,454.28

Finding the Fourth Proportional to 72,832.16, 109,274.52 and 25,454.28

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Solution

The fourth proportional to 72,832.16, 109,274.52 and 25,454.28 is: 38,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,832.16 : 109,274.52 = 25,454.28 : x
  2. Step 2: Convert to fraction form
    72,832.16/109,274.52 = 25,454.28/x
  3. Step 3: Cross multiply
    72,832.16x = 109,274.52 × 25,454.28
  4. Step 4: Simplify right side
    72,832.16x = 2,781,504,228.95
  5. Step 5: Solve for x
    x = 2,781,504,228.95/72,832.16
  6. Step 6: Final answer
    x = 38,190.60

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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.