Home / 222,984.60-307,718.96-121,010.07

Finding the Fourth Proportional to 222,984.60, 307,718.96 and 121,010.07

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Solution

The fourth proportional to 222,984.60, 307,718.96 and 121,010.07 is: 166,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,984.60 : 307,718.96 = 121,010.07 : x
  2. Step 2: Convert to fraction form
    222,984.60/307,718.96 = 121,010.07/x
  3. Step 3: Cross multiply
    222,984.60x = 307,718.96 × 121,010.07
  4. Step 4: Simplify right side
    222,984.60x = 37,237,093,438.82
  5. Step 5: Solve for x
    x = 37,237,093,438.82/222,984.60
  6. Step 6: Final answer
    x = 166,994.02

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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.