Home / 222,687.26-306,896.28-158,159.32

Finding the Fourth Proportional to 222,687.26, 306,896.28 and 158,159.32

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Solution

The fourth proportional to 222,687.26, 306,896.28 and 158,159.32 is: 217,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,687.26 : 306,896.28 = 158,159.32 : x
  2. Step 2: Convert to fraction form
    222,687.26/306,896.28 = 158,159.32/x
  3. Step 3: Cross multiply
    222,687.26x = 306,896.28 × 158,159.32
  4. Step 4: Simplify right side
    222,687.26x = 48,538,505,594.99
  5. Step 5: Solve for x
    x = 48,538,505,594.99/222,687.26
  6. Step 6: Final answer
    x = 217,967.14

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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.