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Finding the Fourth Proportional to 264,633.99, 365,192.94 and 143,776.27

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Solution

The fourth proportional to 264,633.99, 365,192.94 and 143,776.27 is: 198,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,633.99 : 365,192.94 = 143,776.27 : x
  2. Step 2: Convert to fraction form
    264,633.99/365,192.94 = 143,776.27/x
  3. Step 3: Cross multiply
    264,633.99x = 365,192.94 × 143,776.27
  4. Step 4: Simplify right side
    264,633.99x = 52,506,078,930.44
  5. Step 5: Solve for x
    x = 52,506,078,930.44/264,633.99
  6. Step 6: Final answer
    x = 198,410.18

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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.