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Finding the Fourth Proportional to 119,300.08, 178,949.04 and 36,194.08

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Solution

The fourth proportional to 119,300.08, 178,949.04 and 36,194.08 is: 54,290.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,300.08 : 178,949.04 = 36,194.08 : x
  2. Step 2: Convert to fraction form
    119,300.08/178,949.04 = 36,194.08/x
  3. Step 3: Cross multiply
    119,300.08x = 178,949.04 × 36,194.08
  4. Step 4: Simplify right side
    119,300.08x = 6,476,895,869.68
  5. Step 5: Solve for x
    x = 6,476,895,869.68/119,300.08
  6. Step 6: Final answer
    x = 54,290.79

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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.