Home / 222,250.46-306,693.86-121,629.02

Finding the Fourth Proportional to 222,250.46, 306,693.86 and 121,629.02

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Solution

The fourth proportional to 222,250.46, 306,693.86 and 121,629.02 is: 167,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,250.46 : 306,693.86 = 121,629.02 : x
  2. Step 2: Convert to fraction form
    222,250.46/306,693.86 = 121,629.02/x
  3. Step 3: Cross multiply
    222,250.46x = 306,693.86 × 121,629.02
  4. Step 4: Simplify right side
    222,250.46x = 37,302,873,631.82
  5. Step 5: Solve for x
    x = 37,302,873,631.82/222,250.46
  6. Step 6: Final answer
    x = 167,841.60

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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.