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Finding the Fourth Proportional to 67,055.76, 92,538.67 and 36,841.86

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Solution

The fourth proportional to 67,055.76, 92,538.67 and 36,841.86 is: 50,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,055.76 : 92,538.67 = 36,841.86 : x
  2. Step 2: Convert to fraction form
    67,055.76/92,538.67 = 36,841.86/x
  3. Step 3: Cross multiply
    67,055.76x = 92,538.67 × 36,841.86
  4. Step 4: Simplify right side
    67,055.76x = 3,409,296,724.73
  5. Step 5: Solve for x
    x = 3,409,296,724.73/67,055.76
  6. Step 6: Final answer
    x = 50,842.71

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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.