Home / 320,975.12-481,167.84-110,563.04

Finding the Fourth Proportional to 320,975.12, 481,167.84 and 110,563.04

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Solution

The fourth proportional to 320,975.12, 481,167.84 and 110,563.04 is: 165,743.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,975.12 : 481,167.84 = 110,563.04 : x
  2. Step 2: Convert to fraction form
    320,975.12/481,167.84 = 110,563.04/x
  3. Step 3: Cross multiply
    320,975.12x = 481,167.84 × 110,563.04
  4. Step 4: Simplify right side
    320,975.12x = 53,199,379,140.63
  5. Step 5: Solve for x
    x = 53,199,379,140.63/320,975.12
  6. Step 6: Final answer
    x = 165,743.00

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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.