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Finding the Fourth Proportional to 273,990.88, 411,019.53 and 96,461.56

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Solution

The fourth proportional to 273,990.88, 411,019.53 and 96,461.56 is: 144,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,990.88 : 411,019.53 = 96,461.56 : x
  2. Step 2: Convert to fraction form
    273,990.88/411,019.53 = 96,461.56/x
  3. Step 3: Cross multiply
    273,990.88x = 411,019.53 × 96,461.56
  4. Step 4: Simplify right side
    273,990.88x = 39,647,585,054.27
  5. Step 5: Solve for x
    x = 39,647,585,054.27/273,990.88
  6. Step 6: Final answer
    x = 144,704.03

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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.