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Finding the Fourth Proportional to 267,237.28, 368,610.24 and 171,864.64

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Solution

The fourth proportional to 267,237.28, 368,610.24 and 171,864.64 is: 237,059.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,237.28 : 368,610.24 = 171,864.64 : x
  2. Step 2: Convert to fraction form
    267,237.28/368,610.24 = 171,864.64/x
  3. Step 3: Cross multiply
    267,237.28x = 368,610.24 × 171,864.64
  4. Step 4: Simplify right side
    267,237.28x = 63,351,066,197.91
  5. Step 5: Solve for x
    x = 63,351,066,197.91/267,237.28
  6. Step 6: Final answer
    x = 237,059.24

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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.