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Finding the Fourth Proportional to 227,559, 341,338.50 and 61,347

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Solution

The fourth proportional to 227,559, 341,338.50 and 61,347 is: 92,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,559 : 341,338.50 = 61,347 : x
  2. Step 2: Convert to fraction form
    227,559/341,338.50 = 61,347/x
  3. Step 3: Cross multiply
    227,559x = 341,338.50 × 61,347
  4. Step 4: Simplify right side
    227,559x = 20,940,092,959.50
  5. Step 5: Solve for x
    x = 20,940,092,959.50/227,559
  6. Step 6: Final answer
    x = 92,020.50

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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.