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Finding the Fourth Proportional to 173,600.73, 259,976.43 and 156,771.77

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Solution

The fourth proportional to 173,600.73, 259,976.43 and 156,771.77 is: 234,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,600.73 : 259,976.43 = 156,771.77 : x
  2. Step 2: Convert to fraction form
    173,600.73/259,976.43 = 156,771.77/x
  3. Step 3: Cross multiply
    173,600.73x = 259,976.43 × 156,771.77
  4. Step 4: Simplify right side
    173,600.73x = 40,756,963,789.50
  5. Step 5: Solve for x
    x = 40,756,963,789.50/173,600.73
  6. Step 6: Final answer
    x = 234,774.15

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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.