Home / 301,014.06-451,530.66-111,521.88

Finding the Fourth Proportional to 301,014.06, 451,530.66 and 111,521.88

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Solution

The fourth proportional to 301,014.06, 451,530.66 and 111,521.88 is: 167,286.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,014.06 : 451,530.66 = 111,521.88 : x
  2. Step 2: Convert to fraction form
    301,014.06/451,530.66 = 111,521.88/x
  3. Step 3: Cross multiply
    301,014.06x = 451,530.66 × 111,521.88
  4. Step 4: Simplify right side
    301,014.06x = 50,355,548,080.84
  5. Step 5: Solve for x
    x = 50,355,548,080.84/301,014.06
  6. Step 6: Final answer
    x = 167,286.37

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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.