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Finding the Fourth Proportional to 238,436.48, 357,599.24 and 88,747.27

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Solution

The fourth proportional to 238,436.48, 357,599.24 and 88,747.27 is: 133,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,436.48 : 357,599.24 = 88,747.27 : x
  2. Step 2: Convert to fraction form
    238,436.48/357,599.24 = 88,747.27/x
  3. Step 3: Cross multiply
    238,436.48x = 357,599.24 × 88,747.27
  4. Step 4: Simplify right side
    238,436.48x = 31,735,954,072.34
  5. Step 5: Solve for x
    x = 31,735,954,072.34/238,436.48
  6. Step 6: Final answer
    x = 133,100.25

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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.