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Finding the Fourth Proportional to 264,496.73, 365,004.36 and 143,637.03

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Solution

The fourth proportional to 264,496.73, 365,004.36 and 143,637.03 is: 198,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,496.73 : 365,004.36 = 143,637.03 : x
  2. Step 2: Convert to fraction form
    264,496.73/365,004.36 = 143,637.03/x
  3. Step 3: Cross multiply
    264,496.73x = 365,004.36 × 143,637.03
  4. Step 4: Simplify right side
    264,496.73x = 52,428,142,207.45
  5. Step 5: Solve for x
    x = 52,428,142,207.45/264,496.73
  6. Step 6: Final answer
    x = 198,218.49

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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.