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Finding the Fourth Proportional to 265,559.49, 366,468.78 and 144,697.65

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Solution

The fourth proportional to 265,559.49, 366,468.78 and 144,697.65 is: 199,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,559.49 : 366,468.78 = 144,697.65 : x
  2. Step 2: Convert to fraction form
    265,559.49/366,468.78 = 144,697.65/x
  3. Step 3: Cross multiply
    265,559.49x = 366,468.78 × 144,697.65
  4. Step 4: Simplify right side
    265,559.49x = 53,027,171,264.37
  5. Step 5: Solve for x
    x = 53,027,171,264.37/265,559.49
  6. Step 6: Final answer
    x = 199,680.95

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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.