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Finding the Fourth Proportional to 113,693.56, 170,540.84 and 29,447.74

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Solution

The fourth proportional to 113,693.56, 170,540.84 and 29,447.74 is: 44,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,693.56 : 170,540.84 = 29,447.74 : x
  2. Step 2: Convert to fraction form
    113,693.56/170,540.84 = 29,447.74/x
  3. Step 3: Cross multiply
    113,693.56x = 170,540.84 × 29,447.74
  4. Step 4: Simplify right side
    113,693.56x = 5,022,042,315.70
  5. Step 5: Solve for x
    x = 5,022,042,315.70/113,693.56
  6. Step 6: Final answer
    x = 44,171.74

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1.5x scale

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.