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Finding the Fourth Proportional to 264,551.97, 365,084.39 and 143,695.61

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Solution

The fourth proportional to 264,551.97, 365,084.39 and 143,695.61 is: 198,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,551.97 : 365,084.39 = 143,695.61 : x
  2. Step 2: Convert to fraction form
    264,551.97/365,084.39 = 143,695.61/x
  3. Step 3: Cross multiply
    264,551.97x = 365,084.39 × 143,695.61
  4. Step 4: Simplify right side
    264,551.97x = 52,461,025,394.48
  5. Step 5: Solve for x
    x = 52,461,025,394.48/264,551.97
  6. Step 6: Final answer
    x = 198,301.40

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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.