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Finding the Fourth Proportional to 235,094.41, 324,450.39 and 133,137.89

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Solution

The fourth proportional to 235,094.41, 324,450.39 and 133,137.89 is: 183,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,094.41 : 324,450.39 = 133,137.89 : x
  2. Step 2: Convert to fraction form
    235,094.41/324,450.39 = 133,137.89/x
  3. Step 3: Cross multiply
    235,094.41x = 324,450.39 × 133,137.89
  4. Step 4: Simplify right side
    235,094.41x = 43,196,640,334.28
  5. Step 5: Solve for x
    x = 43,196,640,334.28/235,094.41
  6. Step 6: Final answer
    x = 183,741.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.