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Finding the Fourth Proportional to 222,303.82, 306,750.67 and 126,804.82

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Solution

The fourth proportional to 222,303.82, 306,750.67 and 126,804.82 is: 174,974.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,303.82 : 306,750.67 = 126,804.82 : x
  2. Step 2: Convert to fraction form
    222,303.82/306,750.67 = 126,804.82/x
  3. Step 3: Cross multiply
    222,303.82x = 306,750.67 × 126,804.82
  4. Step 4: Simplify right side
    222,303.82x = 38,897,463,494.23
  5. Step 5: Solve for x
    x = 38,897,463,494.23/222,303.82
  6. Step 6: Final answer
    x = 174,974.34

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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.