Home / 92,839.20-139,311.48-50,144.10

Finding the Fourth Proportional to 92,839.20, 139,311.48 and 50,144.10

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Solution

The fourth proportional to 92,839.20, 139,311.48 and 50,144.10 is: 75,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,839.20 : 139,311.48 = 50,144.10 : x
  2. Step 2: Convert to fraction form
    92,839.20/139,311.48 = 50,144.10/x
  3. Step 3: Cross multiply
    92,839.20x = 139,311.48 × 50,144.10
  4. Step 4: Simplify right side
    92,839.20x = 6,985,648,784.27
  5. Step 5: Solve for x
    x = 6,985,648,784.27/92,839.20
  6. Step 6: Final answer
    x = 75,244.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.