Home / 222,825.70-307,498.06-120,853.58

Finding the Fourth Proportional to 222,825.70, 307,498.06 and 120,853.58

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Solution

The fourth proportional to 222,825.70, 307,498.06 and 120,853.58 is: 166,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,825.70 : 307,498.06 = 120,853.58 : x
  2. Step 2: Convert to fraction form
    222,825.70/307,498.06 = 120,853.58/x
  3. Step 3: Cross multiply
    222,825.70x = 307,498.06 × 120,853.58
  4. Step 4: Simplify right side
    222,825.70x = 37,162,241,860.67
  5. Step 5: Solve for x
    x = 37,162,241,860.67/222,825.70
  6. Step 6: Final answer
    x = 166,777.18

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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.