Home / 67,122.74-92,631.76-36,910.36

Finding the Fourth Proportional to 67,122.74, 92,631.76 and 36,910.36

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Solution

The fourth proportional to 67,122.74, 92,631.76 and 36,910.36 is: 50,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,122.74 : 92,631.76 = 36,910.36 : x
  2. Step 2: Convert to fraction form
    67,122.74/92,631.76 = 36,910.36/x
  3. Step 3: Cross multiply
    67,122.74x = 92,631.76 × 36,910.36
  4. Step 4: Simplify right side
    67,122.74x = 3,419,071,609.03
  5. Step 5: Solve for x
    x = 3,419,071,609.03/67,122.74
  6. Step 6: Final answer
    x = 50,937.60

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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.