Home / 222,460.20-306,749.08-141,759.90

Finding the Fourth Proportional to 222,460.20, 306,749.08 and 141,759.90

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Solution

The fourth proportional to 222,460.20, 306,749.08 and 141,759.90 is: 195,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,460.20 : 306,749.08 = 141,759.90 : x
  2. Step 2: Convert to fraction form
    222,460.20/306,749.08 = 141,759.90/x
  3. Step 3: Cross multiply
    222,460.20x = 306,749.08 × 141,759.90
  4. Step 4: Simplify right side
    222,460.20x = 43,484,718,905.89
  5. Step 5: Solve for x
    x = 43,484,718,905.89/222,460.20
  6. Step 6: Final answer
    x = 195,471.90

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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.