Home / 222,464.38-307,001.22-120,490.06

Finding the Fourth Proportional to 222,464.38, 307,001.22 and 120,490.06

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Solution

The fourth proportional to 222,464.38, 307,001.22 and 120,490.06 is: 166,276.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,464.38 : 307,001.22 = 120,490.06 : x
  2. Step 2: Convert to fraction form
    222,464.38/307,001.22 = 120,490.06/x
  3. Step 3: Cross multiply
    222,464.38x = 307,001.22 × 120,490.06
  4. Step 4: Simplify right side
    222,464.38x = 36,990,595,417.87
  5. Step 5: Solve for x
    x = 36,990,595,417.87/222,464.38
  6. Step 6: Final answer
    x = 166,276.49

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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.