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Finding the Fourth Proportional to 264,563.06, 365,101.44 and 143,704.58

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Solution

The fourth proportional to 264,563.06, 365,101.44 and 143,704.58 is: 198,314.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,563.06 : 365,101.44 = 143,704.58 : x
  2. Step 2: Convert to fraction form
    264,563.06/365,101.44 = 143,704.58/x
  3. Step 3: Cross multiply
    264,563.06x = 365,101.44 × 143,704.58
  4. Step 4: Simplify right side
    264,563.06x = 52,466,749,092.60
  5. Step 5: Solve for x
    x = 52,466,749,092.60/264,563.06
  6. Step 6: Final answer
    x = 198,314.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.