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Finding the Fourth Proportional to 220,429.08, 304,192.44 and 119,827.08

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Solution

The fourth proportional to 220,429.08, 304,192.44 and 119,827.08 is: 165,361.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,429.08 : 304,192.44 = 119,827.08 : x
  2. Step 2: Convert to fraction form
    220,429.08/304,192.44 = 119,827.08/x
  3. Step 3: Cross multiply
    220,429.08x = 304,192.44 × 119,827.08
  4. Step 4: Simplify right side
    220,429.08x = 36,450,491,843.28
  5. Step 5: Solve for x
    x = 36,450,491,843.28/220,429.08
  6. Step 6: Final answer
    x = 165,361.54

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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.