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Finding the Fourth Proportional to 265,696.36, 366,658.50 and 144,837.48

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Solution

The fourth proportional to 265,696.36, 366,658.50 and 144,837.48 is: 199,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,696.36 : 366,658.50 = 144,837.48 : x
  2. Step 2: Convert to fraction form
    265,696.36/366,658.50 = 144,837.48/x
  3. Step 3: Cross multiply
    265,696.36x = 366,658.50 × 144,837.48
  4. Step 4: Simplify right side
    265,696.36x = 53,105,893,160.58
  5. Step 5: Solve for x
    x = 53,105,893,160.58/265,696.36
  6. Step 6: Final answer
    x = 199,874.37

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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.