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Finding the Fourth Proportional to 265,163.87, 366,051.26 and 169,725.89

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Solution

The fourth proportional to 265,163.87, 366,051.26 and 169,725.89 is: 234,301.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,163.87 : 366,051.26 = 169,725.89 : x
  2. Step 2: Convert to fraction form
    265,163.87/366,051.26 = 169,725.89/x
  3. Step 3: Cross multiply
    265,163.87x = 366,051.26 × 169,725.89
  4. Step 4: Simplify right side
    265,163.87x = 62,128,375,040.49
  5. Step 5: Solve for x
    x = 62,128,375,040.49/265,163.87
  6. Step 6: Final answer
    x = 234,301.81

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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.