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Finding the Fourth Proportional to 267,089.38, 400,687.53 and 98,610.73

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Solution

The fourth proportional to 267,089.38, 400,687.53 and 98,610.73 is: 147,935.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,089.38 : 400,687.53 = 98,610.73 : x
  2. Step 2: Convert to fraction form
    267,089.38/400,687.53 = 98,610.73/x
  3. Step 3: Cross multiply
    267,089.38x = 400,687.53 × 98,610.73
  4. Step 4: Simplify right side
    267,089.38x = 39,512,089,835.20
  5. Step 5: Solve for x
    x = 39,512,089,835.20/267,089.38
  6. Step 6: Final answer
    x = 147,935.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.