Home / 67,122.20-92,626.28-36,907.32

Finding the Fourth Proportional to 67,122.20, 92,626.28 and 36,907.32

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Solution

The fourth proportional to 67,122.20, 92,626.28 and 36,907.32 is: 50,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,122.20 : 92,626.28 = 36,907.32 : x
  2. Step 2: Convert to fraction form
    67,122.20/92,626.28 = 36,907.32/x
  3. Step 3: Cross multiply
    67,122.20x = 92,626.28 × 36,907.32
  4. Step 4: Simplify right side
    67,122.20x = 3,418,587,756.37
  5. Step 5: Solve for x
    x = 3,418,587,756.37/67,122.20
  6. Step 6: Final answer
    x = 50,930.81

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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.