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Finding the Fourth Proportional to 265,243.36, 366,034.80 and 144,391.36

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Solution

The fourth proportional to 265,243.36, 366,034.80 and 144,391.36 is: 199,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,243.36 : 366,034.80 = 144,391.36 : x
  2. Step 2: Convert to fraction form
    265,243.36/366,034.80 = 144,391.36/x
  3. Step 3: Cross multiply
    265,243.36x = 366,034.80 × 144,391.36
  4. Step 4: Simplify right side
    265,243.36x = 52,852,262,579.33
  5. Step 5: Solve for x
    x = 52,852,262,579.33/265,243.36
  6. Step 6: Final answer
    x = 199,259.51

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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.