Home / 320,976.12-481,169.34-110,564.04

Finding the Fourth Proportional to 320,976.12, 481,169.34 and 110,564.04

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Solution

The fourth proportional to 320,976.12, 481,169.34 and 110,564.04 is: 165,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,976.12 : 481,169.34 = 110,564.04 : x
  2. Step 2: Convert to fraction form
    320,976.12/481,169.34 = 110,564.04/x
  3. Step 3: Cross multiply
    320,976.12x = 481,169.34 × 110,564.04
  4. Step 4: Simplify right side
    320,976.12x = 53,200,026,154.53
  5. Step 5: Solve for x
    x = 53,200,026,154.53/320,976.12
  6. Step 6: Final answer
    x = 165,744.50

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1.5x scale

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.