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Finding the Fourth Proportional to 67,126.82, 92,636.53 and 36,913.82

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Solution

The fourth proportional to 67,126.82, 92,636.53 and 36,913.82 is: 50,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,126.82 : 92,636.53 = 36,913.82 : x
  2. Step 2: Convert to fraction form
    67,126.82/92,636.53 = 36,913.82/x
  3. Step 3: Cross multiply
    67,126.82x = 92,636.53 × 36,913.82
  4. Step 4: Simplify right side
    67,126.82x = 3,419,567,638.38
  5. Step 5: Solve for x
    x = 3,419,567,638.38/67,126.82
  6. Step 6: Final answer
    x = 50,941.90

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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.