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Finding the Fourth Proportional to 270,453.69, 373,214.67 and 147,944.04

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Solution

The fourth proportional to 270,453.69, 373,214.67 and 147,944.04 is: 204,156.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,453.69 : 373,214.67 = 147,944.04 : x
  2. Step 2: Convert to fraction form
    270,453.69/373,214.67 = 147,944.04/x
  3. Step 3: Cross multiply
    270,453.69x = 373,214.67 × 147,944.04
  4. Step 4: Simplify right side
    270,453.69x = 55,214,886,067.07
  5. Step 5: Solve for x
    x = 55,214,886,067.07/270,453.69
  6. Step 6: Final answer
    x = 204,156.53

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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.