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Finding the Fourth Proportional to 222,505.25, 333,977.15 and 158,534.44

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Solution

The fourth proportional to 222,505.25, 333,977.15 and 158,534.44 is: 237,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,505.25 : 333,977.15 = 158,534.44 : x
  2. Step 2: Convert to fraction form
    222,505.25/333,977.15 = 158,534.44/x
  3. Step 3: Cross multiply
    222,505.25x = 333,977.15 × 158,534.44
  4. Step 4: Simplify right side
    222,505.25x = 52,946,881,559.59
  5. Step 5: Solve for x
    x = 52,946,881,559.59/222,505.25
  6. Step 6: Final answer
    x = 237,957.90

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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.