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Finding the Fourth Proportional to 253,173.45, 379,797.03 and 93,325.89

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Solution

The fourth proportional to 253,173.45, 379,797.03 and 93,325.89 is: 140,002.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,173.45 : 379,797.03 = 93,325.89 : x
  2. Step 2: Convert to fraction form
    253,173.45/379,797.03 = 93,325.89/x
  3. Step 3: Cross multiply
    253,173.45x = 379,797.03 × 93,325.89
  4. Step 4: Simplify right side
    253,173.45x = 35,444,895,844.11
  5. Step 5: Solve for x
    x = 35,444,895,844.11/253,173.45
  6. Step 6: Final answer
    x = 140,002.42

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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.