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Finding the Fourth Proportional to 50,855.61, 70,155.81 and 44,131.80

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Solution

The fourth proportional to 50,855.61, 70,155.81 and 44,131.80 is: 60,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,855.61 : 70,155.81 = 44,131.80 : x
  2. Step 2: Convert to fraction form
    50,855.61/70,155.81 = 44,131.80/x
  3. Step 3: Cross multiply
    50,855.61x = 70,155.81 × 44,131.80
  4. Step 4: Simplify right side
    50,855.61x = 3,096,102,175.76
  5. Step 5: Solve for x
    x = 3,096,102,175.76/50,855.61
  6. Step 6: Final answer
    x = 60,880.25

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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.