Home / 320,984.12-481,181.32-110,572.04

Finding the Fourth Proportional to 320,984.12, 481,181.32 and 110,572.04

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Solution

The fourth proportional to 320,984.12, 481,181.32 and 110,572.04 is: 165,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,984.12 : 481,181.32 = 110,572.04 : x
  2. Step 2: Convert to fraction form
    320,984.12/481,181.32 = 110,572.04/x
  3. Step 3: Cross multiply
    320,984.12x = 481,181.32 × 110,572.04
  4. Step 4: Simplify right side
    320,984.12x = 53,205,200,162.29
  5. Step 5: Solve for x
    x = 53,205,200,162.29/320,984.12
  6. Step 6: Final answer
    x = 165,756.49

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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.