Home / 222,671.25-307,286.33-122,069.25

Finding the Fourth Proportional to 222,671.25, 307,286.33 and 122,069.25

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Solution

The fourth proportional to 222,671.25, 307,286.33 and 122,069.25 is: 168,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,671.25 : 307,286.33 = 122,069.25 : x
  2. Step 2: Convert to fraction form
    222,671.25/307,286.33 = 122,069.25/x
  3. Step 3: Cross multiply
    222,671.25x = 307,286.33 × 122,069.25
  4. Step 4: Simplify right side
    222,671.25x = 37,510,211,228.01
  5. Step 5: Solve for x
    x = 37,510,211,228.01/222,671.25
  6. Step 6: Final answer
    x = 168,455.57

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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.