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Finding the Fourth Proportional to 267,364.85, 368,928.41 and 159,895.67

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Solution

The fourth proportional to 267,364.85, 368,928.41 and 159,895.67 is: 220,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,364.85 : 368,928.41 = 159,895.67 : x
  2. Step 2: Convert to fraction form
    267,364.85/368,928.41 = 159,895.67/x
  3. Step 3: Cross multiply
    267,364.85x = 368,928.41 × 159,895.67
  4. Step 4: Simplify right side
    267,364.85x = 58,990,052,654.86
  5. Step 5: Solve for x
    x = 58,990,052,654.86/267,364.85
  6. Step 6: Final answer
    x = 220,635.04

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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.