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Finding the Fourth Proportional to 159,224.58, 238,840.11 and 54,043.38

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Solution

The fourth proportional to 159,224.58, 238,840.11 and 54,043.38 is: 81,066.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,224.58 : 238,840.11 = 54,043.38 : x
  2. Step 2: Convert to fraction form
    159,224.58/238,840.11 = 54,043.38/x
  3. Step 3: Cross multiply
    159,224.58x = 238,840.11 × 54,043.38
  4. Step 4: Simplify right side
    159,224.58x = 12,907,726,823.97
  5. Step 5: Solve for x
    x = 12,907,726,823.97/159,224.58
  6. Step 6: Final answer
    x = 81,066.17

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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.