Finding the Fourth Proportional to 121,600.08, 182,428.20 and 38,494.08
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Solution
The fourth proportional to 121,600.08, 182,428.20 and 38,494.08 is: 57,750.01
Step by Step Solution
- Step 1: Write the proportion equation
121,600.08 : 182,428.20 = 38,494.08 : x - Step 2: Convert to fraction form
121,600.08/182,428.20 = 38,494.08/x - Step 3: Cross multiply
121,600.08x = 182,428.20 × 38,494.08 - Step 4: Simplify right side
121,600.08x = 7,022,405,725.06 - Step 5: Solve for x
x = 7,022,405,725.06/121,600.08 - Step 6: Final answer
x = 57,750.01
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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.