Home / 222,815.24-307,483.76-120,839.68

Finding the Fourth Proportional to 222,815.24, 307,483.76 and 120,839.68

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Solution

The fourth proportional to 222,815.24, 307,483.76 and 120,839.68 is: 166,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,815.24 : 307,483.76 = 120,839.68 : x
  2. Step 2: Convert to fraction form
    222,815.24/307,483.76 = 120,839.68/x
  3. Step 3: Cross multiply
    222,815.24x = 307,483.76 × 120,839.68
  4. Step 4: Simplify right side
    222,815.24x = 37,156,239,163.60
  5. Step 5: Solve for x
    x = 37,156,239,163.60/222,815.24
  6. Step 6: Final answer
    x = 166,758.07

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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.