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Finding the Fourth Proportional to 238,052.58, 357,171.80 and 104,839.22

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Solution

The fourth proportional to 238,052.58, 357,171.80 and 104,839.22 is: 157,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,052.58 : 357,171.80 = 104,839.22 : x
  2. Step 2: Convert to fraction form
    238,052.58/357,171.80 = 104,839.22/x
  3. Step 3: Cross multiply
    238,052.58x = 357,171.80 × 104,839.22
  4. Step 4: Simplify right side
    238,052.58x = 37,445,612,918.00
  5. Step 5: Solve for x
    x = 37,445,612,918.00/238,052.58
  6. Step 6: Final answer
    x = 157,299.76

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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.