Finding the Fourth Proportional to 244,047.18, 336,782.51 and 136,618.09
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Solution
The fourth proportional to 244,047.18, 336,782.51 and 136,618.09 is: 188,531.51
Step by Step Solution
- Step 1: Write the proportion equation
244,047.18 : 336,782.51 = 136,618.09 : x - Step 2: Convert to fraction form
244,047.18/336,782.51 = 136,618.09/x - Step 3: Cross multiply
244,047.18x = 336,782.51 × 136,618.09 - Step 4: Simplify right side
244,047.18x = 46,010,582,578.52 - Step 5: Solve for x
x = 46,010,582,578.52/244,047.18 - Step 6: Final answer
x = 188,531.51
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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.