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Finding the Fourth Proportional to 67,100.38, 92,599.68 and 36,886.98

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Solution

The fourth proportional to 67,100.38, 92,599.68 and 36,886.98 is: 50,904.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,100.38 : 92,599.68 = 36,886.98 : x
  2. Step 2: Convert to fraction form
    67,100.38/92,599.68 = 36,886.98/x
  3. Step 3: Cross multiply
    67,100.38x = 92,599.68 × 36,886.98
  4. Step 4: Simplify right side
    67,100.38x = 3,415,722,544.17
  5. Step 5: Solve for x
    x = 3,415,722,544.17/67,100.38
  6. Step 6: Final answer
    x = 50,904.67

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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.