Finding the Fourth Proportional to 251,844.54, 347,569.99 and 188,071.62
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Solution
The fourth proportional to 251,844.54, 347,569.99 and 188,071.62 is: 259,557.15
Step by Step Solution
- Step 1: Write the proportion equation
251,844.54 : 347,569.99 = 188,071.62 : x - Step 2: Convert to fraction form
251,844.54/347,569.99 = 188,071.62/x - Step 3: Cross multiply
251,844.54x = 347,569.99 × 188,071.62 - Step 4: Simplify right side
251,844.54x = 65,368,051,264.20 - Step 5: Solve for x
x = 65,368,051,264.20/251,844.54 - Step 6: Final answer
x = 259,557.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.