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Finding the Fourth Proportional to 73,784.10, 110,704.10 and 44,223.15

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Solution

The fourth proportional to 73,784.10, 110,704.10 and 44,223.15 is: 66,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,784.10 : 110,704.10 = 44,223.15 : x
  2. Step 2: Convert to fraction form
    73,784.10/110,704.10 = 44,223.15/x
  3. Step 3: Cross multiply
    73,784.10x = 110,704.10 × 44,223.15
  4. Step 4: Simplify right side
    73,784.10x = 4,895,683,798.80
  5. Step 5: Solve for x
    x = 4,895,683,798.80/73,784.10
  6. Step 6: Final answer
    x = 66,351.47

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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.