Finding the Fourth Proportional to 122,252.54, 183,363.21 and 47,321.42
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Solution
The fourth proportional to 122,252.54, 183,363.21 and 47,321.42 is: 70,976.09
Step by Step Solution
- Step 1: Write the proportion equation
122,252.54 : 183,363.21 = 47,321.42 : x - Step 2: Convert to fraction form
122,252.54/183,363.21 = 47,321.42/x - Step 3: Cross multiply
122,252.54x = 183,363.21 × 47,321.42 - Step 4: Simplify right side
122,252.54x = 8,677,006,556.14 - Step 5: Solve for x
x = 8,677,006,556.14/122,252.54 - Step 6: Final answer
x = 70,976.09
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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.