Home / 148,739.85-223,198.43-53,977.44

Finding the Fourth Proportional to 148,739.85, 223,198.43 and 53,977.44

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Solution

The fourth proportional to 148,739.85, 223,198.43 and 53,977.44 is: 80,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,739.85 : 223,198.43 = 53,977.44 : x
  2. Step 2: Convert to fraction form
    148,739.85/223,198.43 = 53,977.44/x
  3. Step 3: Cross multiply
    148,739.85x = 223,198.43 × 53,977.44
  4. Step 4: Simplify right side
    148,739.85x = 12,047,679,593.53
  5. Step 5: Solve for x
    x = 12,047,679,593.53/148,739.85
  6. Step 6: Final answer
    x = 80,998.33

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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.