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Finding the Fourth Proportional to 237,572.73, 327,699.34 and 155,906.28

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Solution

The fourth proportional to 237,572.73, 327,699.34 and 155,906.28 is: 215,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,572.73 : 327,699.34 = 155,906.28 : x
  2. Step 2: Convert to fraction form
    237,572.73/327,699.34 = 155,906.28/x
  3. Step 3: Cross multiply
    237,572.73x = 327,699.34 × 155,906.28
  4. Step 4: Simplify right side
    237,572.73x = 51,090,384,668.09
  5. Step 5: Solve for x
    x = 51,090,384,668.09/237,572.73
  6. Step 6: Final answer
    x = 215,051.55

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1.5x scale

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.