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Finding the Fourth Proportional to 227,238.39, 340,857.57 and 61,026.39

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Solution

The fourth proportional to 227,238.39, 340,857.57 and 61,026.39 is: 91,539.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,238.39 : 340,857.57 = 61,026.39 : x
  2. Step 2: Convert to fraction form
    227,238.39/340,857.57 = 61,026.39/x
  3. Step 3: Cross multiply
    227,238.39x = 340,857.57 × 61,026.39
  4. Step 4: Simplify right side
    227,238.39x = 20,801,307,001.27
  5. Step 5: Solve for x
    x = 20,801,307,001.27/227,238.39
  6. Step 6: Final answer
    x = 91,539.58

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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.