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Finding the Fourth Proportional to 235,410.24, 353,062.11 and 66,926.83

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Solution

The fourth proportional to 235,410.24, 353,062.11 and 66,926.83 is: 100,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,410.24 : 353,062.11 = 66,926.83 : x
  2. Step 2: Convert to fraction form
    235,410.24/353,062.11 = 66,926.83/x
  3. Step 3: Cross multiply
    235,410.24x = 353,062.11 × 66,926.83
  4. Step 4: Simplify right side
    235,410.24x = 23,629,326,050.10
  5. Step 5: Solve for x
    x = 23,629,326,050.10/235,410.24
  6. Step 6: Final answer
    x = 100,375.10

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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.