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Finding the Fourth Proportional to 377,362.73, 565,928.87 and 107,512.90

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Solution

The fourth proportional to 377,362.73, 565,928.87 and 107,512.90 is: 161,236.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,362.73 : 565,928.87 = 107,512.90 : x
  2. Step 2: Convert to fraction form
    377,362.73/565,928.87 = 107,512.90/x
  3. Step 3: Cross multiply
    377,362.73x = 565,928.87 × 107,512.90
  4. Step 4: Simplify right side
    377,362.73x = 60,844,650,640.21
  5. Step 5: Solve for x
    x = 60,844,650,640.21/377,362.73
  6. Step 6: Final answer
    x = 161,236.51

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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.