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Finding the Fourth Proportional to 227,347.12, 341,118.96 and 122,043.12

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Solution

The fourth proportional to 227,347.12, 341,118.96 and 122,043.12 is: 183,117.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,347.12 : 341,118.96 = 122,043.12 : x
  2. Step 2: Convert to fraction form
    227,347.12/341,118.96 = 122,043.12/x
  3. Step 3: Cross multiply
    227,347.12x = 341,118.96 × 122,043.12
  4. Step 4: Simplify right side
    227,347.12x = 41,631,222,169.56
  5. Step 5: Solve for x
    x = 41,631,222,169.56/227,347.12
  6. Step 6: Final answer
    x = 183,117.44

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1.5x scale

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.