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Finding the Fourth Proportional to 267,331.92, 368,908.86 and 159,846.12

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Solution

The fourth proportional to 267,331.92, 368,908.86 and 159,846.12 is: 220,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,331.92 : 368,908.86 = 159,846.12 : x
  2. Step 2: Convert to fraction form
    267,331.92/368,908.86 = 159,846.12/x
  3. Step 3: Cross multiply
    267,331.92x = 368,908.86 × 159,846.12
  4. Step 4: Simplify right side
    267,331.92x = 58,968,649,904.62
  5. Step 5: Solve for x
    x = 58,968,649,904.62/267,331.92
  6. Step 6: Final answer
    x = 220,582.15

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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.