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Finding the Fourth Proportional to 159,283.26, 238,926.78 and 54,110.43

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Solution

The fourth proportional to 159,283.26, 238,926.78 and 54,110.43 is: 81,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,283.26 : 238,926.78 = 54,110.43 : x
  2. Step 2: Convert to fraction form
    159,283.26/238,926.78 = 54,110.43/x
  3. Step 3: Cross multiply
    159,283.26x = 238,926.78 × 54,110.43
  4. Step 4: Simplify right side
    159,283.26x = 12,928,430,804.32
  5. Step 5: Solve for x
    x = 12,928,430,804.32/159,283.26
  6. Step 6: Final answer
    x = 81,166.29

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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.