Home / 222,215.04-306,654.46-120,238.25

Finding the Fourth Proportional to 222,215.04, 306,654.46 and 120,238.25

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Solution

The fourth proportional to 222,215.04, 306,654.46 and 120,238.25 is: 165,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,215.04 : 306,654.46 = 120,238.25 : x
  2. Step 2: Convert to fraction form
    222,215.04/306,654.46 = 120,238.25/x
  3. Step 3: Cross multiply
    222,215.04x = 306,654.46 × 120,238.25
  4. Step 4: Simplify right side
    222,215.04x = 36,871,596,091.14
  5. Step 5: Solve for x
    x = 36,871,596,091.14/222,215.04
  6. Step 6: Final answer
    x = 165,927.55

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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.