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Finding the Fourth Proportional to 239,906.34, 360,092.79 and 115,334.82

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Solution

The fourth proportional to 239,906.34, 360,092.79 and 115,334.82 is: 173,114.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,906.34 : 360,092.79 = 115,334.82 : x
  2. Step 2: Convert to fraction form
    239,906.34/360,092.79 = 115,334.82/x
  3. Step 3: Cross multiply
    239,906.34x = 360,092.79 × 115,334.82
  4. Step 4: Simplify right side
    239,906.34x = 41,531,237,117.95
  5. Step 5: Solve for x
    x = 41,531,237,117.95/239,906.34
  6. Step 6: Final answer
    x = 173,114.38

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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.