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Finding the Fourth Proportional to 227,325.08, 341,085.96 and 122,021.12

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Solution

The fourth proportional to 227,325.08, 341,085.96 and 122,021.12 is: 183,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,325.08 : 341,085.96 = 122,021.12 : x
  2. Step 2: Convert to fraction form
    227,325.08/341,085.96 = 122,021.12/x
  3. Step 3: Cross multiply
    227,325.08x = 341,085.96 × 122,021.12
  4. Step 4: Simplify right side
    227,325.08x = 41,619,690,855.48
  5. Step 5: Solve for x
    x = 41,619,690,855.48/227,325.08
  6. Step 6: Final answer
    x = 183,084.47

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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.