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Finding the Fourth Proportional to 73,803.88, 110,804.10 and 43,873.84

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Solution

The fourth proportional to 73,803.88, 110,804.10 and 43,873.84 is: 65,869.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,803.88 : 110,804.10 = 43,873.84 : x
  2. Step 2: Convert to fraction form
    73,803.88/110,804.10 = 43,873.84/x
  3. Step 3: Cross multiply
    73,803.88x = 110,804.10 × 43,873.84
  4. Step 4: Simplify right side
    73,803.88x = 4,861,401,354.74
  5. Step 5: Solve for x
    x = 4,861,401,354.74/73,803.88
  6. Step 6: Final answer
    x = 65,869.18

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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.