Finding the Fourth Proportional to 188,046.36, 282,070.22 and 47,804.99
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Solution
The fourth proportional to 188,046.36, 282,070.22 and 47,804.99 is: 71,707.65
Step by Step Solution
- Step 1: Write the proportion equation
188,046.36 : 282,070.22 = 47,804.99 : x - Step 2: Convert to fraction form
188,046.36/282,070.22 = 47,804.99/x - Step 3: Cross multiply
188,046.36x = 282,070.22 × 47,804.99 - Step 4: Simplify right side
188,046.36x = 13,484,362,397.02 - Step 5: Solve for x
x = 13,484,362,397.02/188,046.36 - Step 6: Final answer
x = 71,707.65
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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.