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Finding the Fourth Proportional to 264,797.88, 365,424.60 and 143,941.02

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Solution

The fourth proportional to 264,797.88, 365,424.60 and 143,941.02 is: 198,640.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,797.88 : 365,424.60 = 143,941.02 : x
  2. Step 2: Convert to fraction form
    264,797.88/365,424.60 = 143,941.02/x
  3. Step 3: Cross multiply
    264,797.88x = 365,424.60 × 143,941.02
  4. Step 4: Simplify right side
    264,797.88x = 52,599,589,657.09
  5. Step 5: Solve for x
    x = 52,599,589,657.09/264,797.88
  6. Step 6: Final answer
    x = 198,640.52

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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.