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Finding the Fourth Proportional to 235,650.44, 353,486.57 and 67,182.19

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Solution

The fourth proportional to 235,650.44, 353,486.57 and 67,182.19 is: 100,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,650.44 : 353,486.57 = 67,182.19 : x
  2. Step 2: Convert to fraction form
    235,650.44/353,486.57 = 67,182.19/x
  3. Step 3: Cross multiply
    235,650.44x = 353,486.57 × 67,182.19
  4. Step 4: Simplify right side
    235,650.44x = 23,748,000,688.56
  5. Step 5: Solve for x
    x = 23,748,000,688.56/235,650.44
  6. Step 6: Final answer
    x = 100,776.39

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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.