Finding the Fourth Proportional to 132,692.94, 199,039.14 and 109,270.08
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Solution
The fourth proportional to 132,692.94, 199,039.14 and 109,270.08 is: 163,904.90
Step by Step Solution
- Step 1: Write the proportion equation
132,692.94 : 199,039.14 = 109,270.08 : x - Step 2: Convert to fraction form
132,692.94/199,039.14 = 109,270.08/x - Step 3: Cross multiply
132,692.94x = 199,039.14 × 109,270.08 - Step 4: Simplify right side
132,692.94x = 21,749,022,750.93 - Step 5: Solve for x
x = 21,749,022,750.93/132,692.94 - Step 6: Final answer
x = 163,904.90
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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.