Home / 67,040.42-92,511.68-36,819.86

Finding the Fourth Proportional to 67,040.42, 92,511.68 and 36,819.86

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Solution

The fourth proportional to 67,040.42, 92,511.68 and 36,819.86 is: 50,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,040.42 : 92,511.68 = 36,819.86 : x
  2. Step 2: Convert to fraction form
    67,040.42/92,511.68 = 36,819.86/x
  3. Step 3: Cross multiply
    67,040.42x = 92,511.68 × 36,819.86
  4. Step 4: Simplify right side
    67,040.42x = 3,406,267,105.96
  5. Step 5: Solve for x
    x = 3,406,267,105.96/67,040.42
  6. Step 6: Final answer
    x = 50,809.16

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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.