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Finding the Fourth Proportional to 270,881.28, 373,821.41 and 162,097.47

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Solution

The fourth proportional to 270,881.28, 373,821.41 and 162,097.47 is: 223,697.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,881.28 : 373,821.41 = 162,097.47 : x
  2. Step 2: Convert to fraction form
    270,881.28/373,821.41 = 162,097.47/x
  3. Step 3: Cross multiply
    270,881.28x = 373,821.41 × 162,097.47
  4. Step 4: Simplify right side
    270,881.28x = 60,595,505,198.08
  5. Step 5: Solve for x
    x = 60,595,505,198.08/270,881.28
  6. Step 6: Final answer
    x = 223,697.65

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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.