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Finding the Fourth Proportional to 73,760.88, 110,369.16 and 44,199.12

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Solution

The fourth proportional to 73,760.88, 110,369.16 and 44,199.12 is: 66,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,760.88 : 110,369.16 = 44,199.12 : x
  2. Step 2: Convert to fraction form
    73,760.88/110,369.16 = 44,199.12/x
  3. Step 3: Cross multiply
    73,760.88x = 110,369.16 × 44,199.12
  4. Step 4: Simplify right side
    73,760.88x = 4,878,219,747.14
  5. Step 5: Solve for x
    x = 4,878,219,747.14/73,760.88
  6. Step 6: Final answer
    x = 66,135.60

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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.