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Finding the Fourth Proportional to 222,509.06, 333,982.88 and 158,538.26

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Solution

The fourth proportional to 222,509.06, 333,982.88 and 158,538.26 is: 237,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,509.06 : 333,982.88 = 158,538.26 : x
  2. Step 2: Convert to fraction form
    222,509.06/333,982.88 = 158,538.26/x
  3. Step 3: Cross multiply
    222,509.06x = 333,982.88 × 158,538.26
  4. Step 4: Simplify right side
    222,509.06x = 52,949,064,664.99
  5. Step 5: Solve for x
    x = 52,949,064,664.99/222,509.06
  6. Step 6: Final answer
    x = 237,963.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.