Finding the Fourth Proportional to 121,902.24, 182,852.64 and 46,014.96
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Solution
The fourth proportional to 121,902.24, 182,852.64 and 46,014.96 is: 69,022.17
Step by Step Solution
- Step 1: Write the proportion equation
121,902.24 : 182,852.64 = 46,014.96 : x - Step 2: Convert to fraction form
121,902.24/182,852.64 = 46,014.96/x - Step 3: Cross multiply
121,902.24x = 182,852.64 × 46,014.96 - Step 4: Simplify right side
121,902.24x = 8,413,956,915.49 - Step 5: Solve for x
x = 8,413,956,915.49/121,902.24 - Step 6: Final answer
x = 69,022.17
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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.