Home / 195,746.84-270,149.61-109,720.44

Finding the Fourth Proportional to 195,746.84, 270,149.61 and 109,720.44

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Solution

The fourth proportional to 195,746.84, 270,149.61 and 109,720.44 is: 151,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,746.84 : 270,149.61 = 109,720.44 : x
  2. Step 2: Convert to fraction form
    195,746.84/270,149.61 = 109,720.44/x
  3. Step 3: Cross multiply
    195,746.84x = 270,149.61 × 109,720.44
  4. Step 4: Simplify right side
    195,746.84x = 29,640,933,560.71
  5. Step 5: Solve for x
    x = 29,640,933,560.71/195,746.84
  6. Step 6: Final answer
    x = 151,424.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.