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Finding the Fourth Proportional to 265,608.80, 366,529.44 and 144,747.49

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Solution

The fourth proportional to 265,608.80, 366,529.44 and 144,747.49 is: 199,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,608.80 : 366,529.44 = 144,747.49 : x
  2. Step 2: Convert to fraction form
    265,608.80/366,529.44 = 144,747.49/x
  3. Step 3: Cross multiply
    265,608.80x = 366,529.44 × 144,747.49
  4. Step 4: Simplify right side
    265,608.80x = 53,054,214,618.46
  5. Step 5: Solve for x
    x = 53,054,214,618.46/265,608.80
  6. Step 6: Final answer
    x = 199,745.70

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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.