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Finding the Fourth Proportional to 113,276.75, 169,904.15 and 34,391.66

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Solution

The fourth proportional to 113,276.75, 169,904.15 and 34,391.66 is: 51,584.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,276.75 : 169,904.15 = 34,391.66 : x
  2. Step 2: Convert to fraction form
    113,276.75/169,904.15 = 34,391.66/x
  3. Step 3: Cross multiply
    113,276.75x = 169,904.15 × 34,391.66
  4. Step 4: Simplify right side
    113,276.75x = 5,843,285,759.39
  5. Step 5: Solve for x
    x = 5,843,285,759.39/113,276.75
  6. Step 6: Final answer
    x = 51,584.16

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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.