Home / 222,821.05-307,494.60-120,847.04

Finding the Fourth Proportional to 222,821.05, 307,494.60 and 120,847.04

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Solution

The fourth proportional to 222,821.05, 307,494.60 and 120,847.04 is: 166,769.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,821.05 : 307,494.60 = 120,847.04 : x
  2. Step 2: Convert to fraction form
    222,821.05/307,494.60 = 120,847.04/x
  3. Step 3: Cross multiply
    222,821.05x = 307,494.60 × 120,847.04
  4. Step 4: Simplify right side
    222,821.05x = 37,159,812,225.98
  5. Step 5: Solve for x
    x = 37,159,812,225.98/222,821.05
  6. Step 6: Final answer
    x = 166,769.76

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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.