Finding the Fourth Proportional to 118,410.40, 177,556.08 and 39,497.44
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Solution
The fourth proportional to 118,410.40, 177,556.08 and 39,497.44 is: 59,226.31
Step by Step Solution
- Step 1: Write the proportion equation
118,410.40 : 177,556.08 = 39,497.44 : x - Step 2: Convert to fraction form
118,410.40/177,556.08 = 39,497.44/x - Step 3: Cross multiply
118,410.40x = 177,556.08 × 39,497.44 - Step 4: Simplify right side
118,410.40x = 7,013,010,616.44 - Step 5: Solve for x
x = 7,013,010,616.44/118,410.40 - Step 6: Final answer
x = 59,226.31
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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.