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Finding the Fourth Proportional to 283,452, 425,197.44 and 93,912

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Solution

The fourth proportional to 283,452, 425,197.44 and 93,912 is: 140,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,452 : 425,197.44 = 93,912 : x
  2. Step 2: Convert to fraction form
    283,452/425,197.44 = 93,912/x
  3. Step 3: Cross multiply
    283,452x = 425,197.44 × 93,912
  4. Step 4: Simplify right side
    283,452x = 39,931,141,985.28
  5. Step 5: Solve for x
    x = 39,931,141,985.28/283,452
  6. Step 6: Final answer
    x = 140,874.44

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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.