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Finding the Fourth Proportional to 235,855.46, 353,829.88 and 67,377.24

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Solution

The fourth proportional to 235,855.46, 353,829.88 and 67,377.24 is: 101,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,855.46 : 353,829.88 = 67,377.24 : x
  2. Step 2: Convert to fraction form
    235,855.46/353,829.88 = 67,377.24/x
  3. Step 3: Cross multiply
    235,855.46x = 353,829.88 × 67,377.24
  4. Step 4: Simplify right side
    235,855.46x = 23,840,080,743.93
  5. Step 5: Solve for x
    x = 23,840,080,743.93/235,855.46
  6. Step 6: Final answer
    x = 101,079.20

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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.