Home / 307,519.56-461,282.40-107,844.84

Finding the Fourth Proportional to 307,519.56, 461,282.40 and 107,844.84

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Solution

The fourth proportional to 307,519.56, 461,282.40 and 107,844.84 is: 161,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,519.56 : 461,282.40 = 107,844.84 : x
  2. Step 2: Convert to fraction form
    307,519.56/461,282.40 = 107,844.84/x
  3. Step 3: Cross multiply
    307,519.56x = 461,282.40 × 107,844.84
  4. Step 4: Simplify right side
    307,519.56x = 49,746,926,622.82
  5. Step 5: Solve for x
    x = 49,746,926,622.82/307,519.56
  6. Step 6: Final answer
    x = 161,768.33

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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.