Finding the Fourth Proportional to 138,533.66, 207,800.60 and 33,352.64
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Solution
The fourth proportional to 138,533.66, 207,800.60 and 33,352.64 is: 50,028.99
Step by Step Solution
- Step 1: Write the proportion equation
138,533.66 : 207,800.60 = 33,352.64 : x - Step 2: Convert to fraction form
138,533.66/207,800.60 = 33,352.64/x - Step 3: Cross multiply
138,533.66x = 207,800.60 × 33,352.64 - Step 4: Simplify right side
138,533.66x = 6,930,698,603.58 - Step 5: Solve for x
x = 6,930,698,603.58/138,533.66 - Step 6: Final answer
x = 50,028.99
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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.