Home / 195,938.92-270,392.68-109,897.88

Finding the Fourth Proportional to 195,938.92, 270,392.68 and 109,897.88

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Solution

The fourth proportional to 195,938.92, 270,392.68 and 109,897.88 is: 151,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,938.92 : 270,392.68 = 109,897.88 : x
  2. Step 2: Convert to fraction form
    195,938.92/270,392.68 = 109,897.88/x
  3. Step 3: Cross multiply
    195,938.92x = 270,392.68 × 109,897.88
  4. Step 4: Simplify right side
    195,938.92x = 29,715,582,299.52
  5. Step 5: Solve for x
    x = 29,715,582,299.52/195,938.92
  6. Step 6: Final answer
    x = 151,657.38

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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.