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Finding the Fourth Proportional to 80,803.50, 111,506.58 and 44,993.49

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Solution

The fourth proportional to 80,803.50, 111,506.58 and 44,993.49 is: 62,089.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,803.50 : 111,506.58 = 44,993.49 : x
  2. Step 2: Convert to fraction form
    80,803.50/111,506.58 = 44,993.49/x
  3. Step 3: Cross multiply
    80,803.50x = 111,506.58 × 44,993.49
  4. Step 4: Simplify right side
    80,803.50x = 5,017,070,192.16
  5. Step 5: Solve for x
    x = 5,017,070,192.16/80,803.50
  6. Step 6: Final answer
    x = 62,089.76

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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.