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Finding the Fourth Proportional to 44,092, 66,139.08 and 11,260

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Solution

The fourth proportional to 44,092, 66,139.08 and 11,260 is: 16,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,092 : 66,139.08 = 11,260 : x
  2. Step 2: Convert to fraction form
    44,092/66,139.08 = 11,260/x
  3. Step 3: Cross multiply
    44,092x = 66,139.08 × 11,260
  4. Step 4: Simplify right side
    44,092x = 744,726,040.80
  5. Step 5: Solve for x
    x = 744,726,040.80/44,092
  6. Step 6: Final answer
    x = 16,890.28

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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.