Home / 222,237.61-306,685.56-120,260.83

Finding the Fourth Proportional to 222,237.61, 306,685.56 and 120,260.83

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Solution

The fourth proportional to 222,237.61, 306,685.56 and 120,260.83 is: 165,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,237.61 : 306,685.56 = 120,260.83 : x
  2. Step 2: Convert to fraction form
    222,237.61/306,685.56 = 120,260.83/x
  3. Step 3: Cross multiply
    222,237.61x = 306,685.56 × 120,260.83
  4. Step 4: Simplify right side
    222,237.61x = 36,882,260,460.68
  5. Step 5: Solve for x
    x = 36,882,260,460.68/222,237.61
  6. Step 6: Final answer
    x = 165,958.68

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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.