Home / 215,857.08-297,886.44-119,072.04

Finding the Fourth Proportional to 215,857.08, 297,886.44 and 119,072.04

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Solution

The fourth proportional to 215,857.08, 297,886.44 and 119,072.04 is: 164,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,857.08 : 297,886.44 = 119,072.04 : x
  2. Step 2: Convert to fraction form
    215,857.08/297,886.44 = 119,072.04/x
  3. Step 3: Cross multiply
    215,857.08x = 297,886.44 × 119,072.04
  4. Step 4: Simplify right side
    215,857.08x = 35,469,946,099.14
  5. Step 5: Solve for x
    x = 35,469,946,099.14/215,857.08
  6. Step 6: Final answer
    x = 164,321.44

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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.