Home / 222,825.45-307,497.72-120,853.34

Finding the Fourth Proportional to 222,825.45, 307,497.72 and 120,853.34

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Solution

The fourth proportional to 222,825.45, 307,497.72 and 120,853.34 is: 166,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,825.45 : 307,497.72 = 120,853.34 : x
  2. Step 2: Convert to fraction form
    222,825.45/307,497.72 = 120,853.34/x
  3. Step 3: Cross multiply
    222,825.45x = 307,497.72 × 120,853.34
  4. Step 4: Simplify right side
    222,825.45x = 37,162,124,362.63
  5. Step 5: Solve for x
    x = 37,162,124,362.63/222,825.45
  6. Step 6: Final answer
    x = 166,776.84

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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.