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Finding the Fourth Proportional to 267,216.37, 400,861.46 and 89,774.13

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Solution

The fourth proportional to 267,216.37, 400,861.46 and 89,774.13 is: 134,673.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,216.37 : 400,861.46 = 89,774.13 : x
  2. Step 2: Convert to fraction form
    267,216.37/400,861.46 = 89,774.13/x
  3. Step 3: Cross multiply
    267,216.37x = 400,861.46 × 89,774.13
  4. Step 4: Simplify right side
    267,216.37x = 35,986,987,543.23
  5. Step 5: Solve for x
    x = 35,986,987,543.23/267,216.37
  6. Step 6: Final answer
    x = 134,673.59

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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.