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Finding the Fourth Proportional to 228,262.76, 341,727.90 and 133,201.64

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Solution

The fourth proportional to 228,262.76, 341,727.90 and 133,201.64 is: 199,413.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,262.76 : 341,727.90 = 133,201.64 : x
  2. Step 2: Convert to fraction form
    228,262.76/341,727.90 = 133,201.64/x
  3. Step 3: Cross multiply
    228,262.76x = 341,727.90 × 133,201.64
  4. Step 4: Simplify right side
    228,262.76x = 45,518,716,713.76
  5. Step 5: Solve for x
    x = 45,518,716,713.76/228,262.76
  6. Step 6: Final answer
    x = 199,413.68

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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.