Home / 80,170.50-110,636.04-44,361.30

Finding the Fourth Proportional to 80,170.50, 110,636.04 and 44,361.30

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Solution

The fourth proportional to 80,170.50, 110,636.04 and 44,361.30 is: 61,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,170.50 : 110,636.04 = 44,361.30 : x
  2. Step 2: Convert to fraction form
    80,170.50/110,636.04 = 44,361.30/x
  3. Step 3: Cross multiply
    80,170.50x = 110,636.04 × 44,361.30
  4. Step 4: Simplify right side
    80,170.50x = 4,907,958,561.25
  5. Step 5: Solve for x
    x = 4,907,958,561.25/80,170.50
  6. Step 6: Final answer
    x = 61,219.01

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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.