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Finding the Fourth Proportional to 363,163.57, 544,832.64 and 113,845.57

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Solution

The fourth proportional to 363,163.57, 544,832.64 and 113,845.57 is: 170,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,163.57 : 544,832.64 = 113,845.57 : x
  2. Step 2: Convert to fraction form
    363,163.57/544,832.64 = 113,845.57/x
  3. Step 3: Cross multiply
    363,163.57x = 544,832.64 × 113,845.57
  4. Step 4: Simplify right side
    363,163.57x = 62,026,782,455.40
  5. Step 5: Solve for x
    x = 62,026,782,455.40/363,163.57
  6. Step 6: Final answer
    x = 170,795.72

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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.