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Finding the Fourth Proportional to 220,296.08, 304,006.56 and 119,694.08

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Solution

The fourth proportional to 220,296.08, 304,006.56 and 119,694.08 is: 165,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,296.08 : 304,006.56 = 119,694.08 : x
  2. Step 2: Convert to fraction form
    220,296.08/304,006.56 = 119,694.08/x
  3. Step 3: Cross multiply
    220,296.08x = 304,006.56 × 119,694.08
  4. Step 4: Simplify right side
    220,296.08x = 36,387,785,513.16
  5. Step 5: Solve for x
    x = 36,387,785,513.16/220,296.08
  6. Step 6: Final answer
    x = 165,176.73

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1.5x scale

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.