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Finding the Fourth Proportional to 45,163.83, 67,787.76 and 22,993.79

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Solution

The fourth proportional to 45,163.83, 67,787.76 and 22,993.79 is: 34,512.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163.83 : 67,787.76 = 22,993.79 : x
  2. Step 2: Convert to fraction form
    45,163.83/67,787.76 = 22,993.79/x
  3. Step 3: Cross multiply
    45,163.83x = 67,787.76 × 22,993.79
  4. Step 4: Simplify right side
    45,163.83x = 1,558,697,518.01
  5. Step 5: Solve for x
    x = 1,558,697,518.01/45,163.83
  6. Step 6: Final answer
    x = 34,512.08

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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.