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Finding the Fourth Proportional to 277,250.70, 415,876.08 and 108,850.44

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Solution

The fourth proportional to 277,250.70, 415,876.08 and 108,850.44 is: 163,275.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,250.70 : 415,876.08 = 108,850.44 : x
  2. Step 2: Convert to fraction form
    277,250.70/415,876.08 = 108,850.44/x
  3. Step 3: Cross multiply
    277,250.70x = 415,876.08 × 108,850.44
  4. Step 4: Simplify right side
    277,250.70x = 45,268,294,293.48
  5. Step 5: Solve for x
    x = 45,268,294,293.48/277,250.70
  6. Step 6: Final answer
    x = 163,275.67

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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.