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Finding the Fourth Proportional to 235,314.80, 353,147.16 and 95,074.64

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Solution

The fourth proportional to 235,314.80, 353,147.16 and 95,074.64 is: 142,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,314.80 : 353,147.16 = 95,074.64 : x
  2. Step 2: Convert to fraction form
    235,314.80/353,147.16 = 95,074.64/x
  3. Step 3: Cross multiply
    235,314.80x = 353,147.16 × 95,074.64
  4. Step 4: Simplify right side
    235,314.80x = 33,575,339,104.02
  5. Step 5: Solve for x
    x = 33,575,339,104.02/235,314.80
  6. Step 6: Final answer
    x = 142,682.65

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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.