Home / 231,647.63-346,816.23-147,198.44

Finding the Fourth Proportional to 231,647.63, 346,816.23 and 147,198.44

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Solution

The fourth proportional to 231,647.63, 346,816.23 and 147,198.44 is: 220,381.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,647.63 : 346,816.23 = 147,198.44 : x
  2. Step 2: Convert to fraction form
    231,647.63/346,816.23 = 147,198.44/x
  3. Step 3: Cross multiply
    231,647.63x = 346,816.23 × 147,198.44
  4. Step 4: Simplify right side
    231,647.63x = 51,050,806,288.60
  5. Step 5: Solve for x
    x = 51,050,806,288.60/231,647.63
  6. Step 6: Final answer
    x = 220,381.31

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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.