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Finding the Fourth Proportional to 297,033.92, 445,372.94 and 94,542.56

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Solution

The fourth proportional to 297,033.92, 445,372.94 and 94,542.56 is: 141,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,033.92 : 445,372.94 = 94,542.56 : x
  2. Step 2: Convert to fraction form
    297,033.92/445,372.94 = 94,542.56/x
  3. Step 3: Cross multiply
    297,033.92x = 445,372.94 × 94,542.56
  4. Step 4: Simplify right side
    297,033.92x = 42,106,695,911.82
  5. Step 5: Solve for x
    x = 42,106,695,911.82/297,033.92
  6. Step 6: Final answer
    x = 141,757.20

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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.