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Finding the Fourth Proportional to 113,872.98, 170,794.44 and 34,980.60

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Solution

The fourth proportional to 113,872.98, 170,794.44 and 34,980.60 is: 52,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,872.98 : 170,794.44 = 34,980.60 : x
  2. Step 2: Convert to fraction form
    113,872.98/170,794.44 = 34,980.60/x
  3. Step 3: Cross multiply
    113,872.98x = 170,794.44 × 34,980.60
  4. Step 4: Simplify right side
    113,872.98x = 5,974,491,987.86
  5. Step 5: Solve for x
    x = 5,974,491,987.86/113,872.98
  6. Step 6: Final answer
    x = 52,466.28

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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.