Home / 222,588.36-307,172.88-120,614.04

Finding the Fourth Proportional to 222,588.36, 307,172.88 and 120,614.04

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Solution

The fourth proportional to 222,588.36, 307,172.88 and 120,614.04 is: 166,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,588.36 : 307,172.88 = 120,614.04 : x
  2. Step 2: Convert to fraction form
    222,588.36/307,172.88 = 120,614.04/x
  3. Step 3: Cross multiply
    222,588.36x = 307,172.88 × 120,614.04
  4. Step 4: Simplify right side
    222,588.36x = 37,049,362,035.24
  5. Step 5: Solve for x
    x = 37,049,362,035.24/222,588.36
  6. Step 6: Final answer
    x = 166,447.89

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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.