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Finding the Fourth Proportional to 265,755.52, 366,745.49 and 144,895.83

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Solution

The fourth proportional to 265,755.52, 366,745.49 and 144,895.83 is: 199,957.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,755.52 : 366,745.49 = 144,895.83 : x
  2. Step 2: Convert to fraction form
    265,755.52/366,745.49 = 144,895.83/x
  3. Step 3: Cross multiply
    265,755.52x = 366,745.49 × 144,895.83
  4. Step 4: Simplify right side
    265,755.52x = 53,139,892,172.31
  5. Step 5: Solve for x
    x = 53,139,892,172.31/265,755.52
  6. Step 6: Final answer
    x = 199,957.81

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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.