Home / 222,589.04-307,173.72-120,614.64

Finding the Fourth Proportional to 222,589.04, 307,173.72 and 120,614.64

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Solution

The fourth proportional to 222,589.04, 307,173.72 and 120,614.64 is: 166,448.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,589.04 : 307,173.72 = 120,614.64 : x
  2. Step 2: Convert to fraction form
    222,589.04/307,173.72 = 120,614.64/x
  3. Step 3: Cross multiply
    222,589.04x = 307,173.72 × 120,614.64
  4. Step 4: Simplify right side
    222,589.04x = 37,049,647,655.26
  5. Step 5: Solve for x
    x = 37,049,647,655.26/222,589.04
  6. Step 6: Final answer
    x = 166,448.66

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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.