Home / 222,359.37-306,856.03-120,384.83

Finding the Fourth Proportional to 222,359.37, 306,856.03 and 120,384.83

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Solution

The fourth proportional to 222,359.37, 306,856.03 and 120,384.83 is: 166,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,359.37 : 306,856.03 = 120,384.83 : x
  2. Step 2: Convert to fraction form
    222,359.37/306,856.03 = 120,384.83/x
  3. Step 3: Cross multiply
    222,359.37x = 306,856.03 × 120,384.83
  4. Step 4: Simplify right side
    222,359.37x = 36,940,811,006.02
  5. Step 5: Solve for x
    x = 36,940,811,006.02/222,359.37
  6. Step 6: Final answer
    x = 166,131.12

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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.