Home / 204,098.20-306,147.30-119,898.70

Finding the Fourth Proportional to 204,098.20, 306,147.30 and 119,898.70

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Solution

The fourth proportional to 204,098.20, 306,147.30 and 119,898.70 is: 179,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,098.20 : 306,147.30 = 119,898.70 : x
  2. Step 2: Convert to fraction form
    204,098.20/306,147.30 = 119,898.70/x
  3. Step 3: Cross multiply
    204,098.20x = 306,147.30 × 119,898.70
  4. Step 4: Simplify right side
    204,098.20x = 36,706,663,278.51
  5. Step 5: Solve for x
    x = 36,706,663,278.51/204,098.20
  6. Step 6: Final answer
    x = 179,848.05

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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.