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Finding the Fourth Proportional to 248,872.70, 373,310.40 and 61,884.20

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Solution

The fourth proportional to 248,872.70, 373,310.40 and 61,884.20 is: 92,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,872.70 : 373,310.40 = 61,884.20 : x
  2. Step 2: Convert to fraction form
    248,872.70/373,310.40 = 61,884.20/x
  3. Step 3: Cross multiply
    248,872.70x = 373,310.40 × 61,884.20
  4. Step 4: Simplify right side
    248,872.70x = 23,102,013,589.13
  5. Step 5: Solve for x
    x = 23,102,013,589.13/248,872.70
  6. Step 6: Final answer
    x = 92,826.63

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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.