Home / 222,284.76-306,749.34-126,791.16

Finding the Fourth Proportional to 222,284.76, 306,749.34 and 126,791.16

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Solution

The fourth proportional to 222,284.76, 306,749.34 and 126,791.16 is: 174,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,284.76 : 306,749.34 = 126,791.16 : x
  2. Step 2: Convert to fraction form
    222,284.76/306,749.34 = 126,791.16/x
  3. Step 3: Cross multiply
    222,284.76x = 306,749.34 × 126,791.16
  4. Step 4: Simplify right side
    222,284.76x = 38,893,104,647.83
  5. Step 5: Solve for x
    x = 38,893,104,647.83/222,284.76
  6. Step 6: Final answer
    x = 174,969.73

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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.