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Finding the Fourth Proportional to 195,870.68, 270,161.56 and 179,789.08

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Solution

The fourth proportional to 195,870.68, 270,161.56 and 179,789.08 is: 247,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,870.68 : 270,161.56 = 179,789.08 : x
  2. Step 2: Convert to fraction form
    195,870.68/270,161.56 = 179,789.08/x
  3. Step 3: Cross multiply
    195,870.68x = 270,161.56 × 179,789.08
  4. Step 4: Simplify right side
    195,870.68x = 48,572,098,323.76
  5. Step 5: Solve for x
    x = 48,572,098,323.76/195,870.68
  6. Step 6: Final answer
    x = 247,980.44

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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.