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Finding the Fourth Proportional to 265,604.14, 366,533.78 and 144,745.46

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Solution

The fourth proportional to 265,604.14, 366,533.78 and 144,745.46 is: 199,748.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,604.14 : 366,533.78 = 144,745.46 : x
  2. Step 2: Convert to fraction form
    265,604.14/366,533.78 = 144,745.46/x
  3. Step 3: Cross multiply
    265,604.14x = 366,533.78 × 144,745.46
  4. Step 4: Simplify right side
    265,604.14x = 53,054,100,591.64
  5. Step 5: Solve for x
    x = 53,054,100,591.64/265,604.14
  6. Step 6: Final answer
    x = 199,748.77

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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.