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Finding the Fourth Proportional to 110,049.56, 165,085.26 and 39,934.34

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Solution

The fourth proportional to 110,049.56, 165,085.26 and 39,934.34 is: 59,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,049.56 : 165,085.26 = 39,934.34 : x
  2. Step 2: Convert to fraction form
    110,049.56/165,085.26 = 39,934.34/x
  3. Step 3: Cross multiply
    110,049.56x = 165,085.26 × 39,934.34
  4. Step 4: Simplify right side
    110,049.56x = 6,592,570,901.83
  5. Step 5: Solve for x
    x = 6,592,570,901.83/110,049.56
  6. Step 6: Final answer
    x = 59,905.47

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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.