Home / 149,009.22-222,110.07-137,051.82

Finding the Fourth Proportional to 149,009.22, 222,110.07 and 137,051.82

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Solution

The fourth proportional to 149,009.22, 222,110.07 and 137,051.82 is: 204,286.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,009.22 : 222,110.07 = 137,051.82 : x
  2. Step 2: Convert to fraction form
    149,009.22/222,110.07 = 137,051.82/x
  3. Step 3: Cross multiply
    149,009.22x = 222,110.07 × 137,051.82
  4. Step 4: Simplify right side
    149,009.22x = 30,440,589,333.83
  5. Step 5: Solve for x
    x = 30,440,589,333.83/149,009.22
  6. Step 6: Final answer
    x = 204,286.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.