Home / 222,825.75-307,499.67-120,851.16

Finding the Fourth Proportional to 222,825.75, 307,499.67 and 120,851.16

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Solution

The fourth proportional to 222,825.75, 307,499.67 and 120,851.16 is: 166,774.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,825.75 : 307,499.67 = 120,851.16 : x
  2. Step 2: Convert to fraction form
    222,825.75/307,499.67 = 120,851.16/x
  3. Step 3: Cross multiply
    222,825.75x = 307,499.67 × 120,851.16
  4. Step 4: Simplify right side
    222,825.75x = 37,161,691,819.12
  5. Step 5: Solve for x
    x = 37,161,691,819.12/222,825.75
  6. Step 6: Final answer
    x = 166,774.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.