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Finding the Fourth Proportional to 101,101.10, 151,712.40 and 41,930.60

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Solution

The fourth proportional to 101,101.10, 151,712.40 and 41,930.60 is: 62,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,101.10 : 151,712.40 = 41,930.60 : x
  2. Step 2: Convert to fraction form
    101,101.10/151,712.40 = 41,930.60/x
  3. Step 3: Cross multiply
    101,101.10x = 151,712.40 × 41,930.60
  4. Step 4: Simplify right side
    101,101.10x = 6,361,391,959.44
  5. Step 5: Solve for x
    x = 6,361,391,959.44/101,101.10
  6. Step 6: Final answer
    x = 62,921.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.