Home / 222,428.99-306,952.14-120,455.24

Finding the Fourth Proportional to 222,428.99, 306,952.14 and 120,455.24

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Solution

The fourth proportional to 222,428.99, 306,952.14 and 120,455.24 is: 166,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,428.99 : 306,952.14 = 120,455.24 : x
  2. Step 2: Convert to fraction form
    222,428.99/306,952.14 = 120,455.24/x
  3. Step 3: Cross multiply
    222,428.99x = 306,952.14 × 120,455.24
  4. Step 4: Simplify right side
    222,428.99x = 36,973,993,692.21
  5. Step 5: Solve for x
    x = 36,973,993,692.21/222,428.99
  6. Step 6: Final answer
    x = 166,228.30

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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.