Home / 222,179.37-306,599.96-126,716.82

Finding the Fourth Proportional to 222,179.37, 306,599.96 and 126,716.82

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Solution

The fourth proportional to 222,179.37, 306,599.96 and 126,716.82 is: 174,864.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,179.37 : 306,599.96 = 126,716.82 : x
  2. Step 2: Convert to fraction form
    222,179.37/306,599.96 = 126,716.82/x
  3. Step 3: Cross multiply
    222,179.37x = 306,599.96 × 126,716.82
  4. Step 4: Simplify right side
    222,179.37x = 38,851,371,309.74
  5. Step 5: Solve for x
    x = 38,851,371,309.74/222,179.37
  6. Step 6: Final answer
    x = 174,864.89

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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.