Home / 301,213.06-451,531.59-111,622.66

Finding the Fourth Proportional to 301,213.06, 451,531.59 and 111,622.66

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Solution

The fourth proportional to 301,213.06, 451,531.59 and 111,622.66 is: 167,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,213.06 : 451,531.59 = 111,622.66 : x
  2. Step 2: Convert to fraction form
    301,213.06/451,531.59 = 111,622.66/x
  3. Step 3: Cross multiply
    301,213.06x = 451,531.59 × 111,622.66
  4. Step 4: Simplify right side
    301,213.06x = 50,401,157,149.83
  5. Step 5: Solve for x
    x = 50,401,157,149.83/301,213.06
  6. Step 6: Final answer
    x = 167,327.26

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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.