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Finding the Fourth Proportional to 245,241.40, 367,820.59 and 67,748.93

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Solution

The fourth proportional to 245,241.40, 367,820.59 and 67,748.93 is: 101,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,241.40 : 367,820.59 = 67,748.93 : x
  2. Step 2: Convert to fraction form
    245,241.40/367,820.59 = 67,748.93/x
  3. Step 3: Cross multiply
    245,241.40x = 367,820.59 × 67,748.93
  4. Step 4: Simplify right side
    245,241.40x = 24,919,451,404.47
  5. Step 5: Solve for x
    x = 24,919,451,404.47/245,241.40
  6. Step 6: Final answer
    x = 101,611.93

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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.