Home / 234,972.56-324,430.64-144,449.88

Finding the Fourth Proportional to 234,972.56, 324,430.64 and 144,449.88

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Solution

The fourth proportional to 234,972.56, 324,430.64 and 144,449.88 is: 199,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,972.56 : 324,430.64 = 144,449.88 : x
  2. Step 2: Convert to fraction form
    234,972.56/324,430.64 = 144,449.88/x
  3. Step 3: Cross multiply
    234,972.56x = 324,430.64 × 144,449.88
  4. Step 4: Simplify right side
    234,972.56x = 46,863,967,016.32
  5. Step 5: Solve for x
    x = 46,863,967,016.32/234,972.56
  6. Step 6: Final answer
    x = 199,444.42

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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.