Home / 222,036.12-306,036.66-168,303.96

Finding the Fourth Proportional to 222,036.12, 306,036.66 and 168,303.96

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Solution

The fourth proportional to 222,036.12, 306,036.66 and 168,303.96 is: 231,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,036.12 : 306,036.66 = 168,303.96 : x
  2. Step 2: Convert to fraction form
    222,036.12/306,036.66 = 168,303.96/x
  3. Step 3: Cross multiply
    222,036.12x = 306,036.66 × 168,303.96
  4. Step 4: Simplify right side
    222,036.12x = 51,507,181,783.17
  5. Step 5: Solve for x
    x = 51,507,181,783.17/222,036.12
  6. Step 6: Final answer
    x = 231,976.59

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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.