Finding the Fourth Proportional to 248,539.51, 342,988.32 and 135,362.26
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Solution
The fourth proportional to 248,539.51, 342,988.32 and 135,362.26 is: 186,801.99
Step by Step Solution
- Step 1: Write the proportion equation
248,539.51 : 342,988.32 = 135,362.26 : x - Step 2: Convert to fraction form
248,539.51/342,988.32 = 135,362.26/x - Step 3: Cross multiply
248,539.51x = 342,988.32 × 135,362.26 - Step 4: Simplify right side
248,539.51x = 46,427,674,148.80 - Step 5: Solve for x
x = 46,427,674,148.80/248,539.51 - Step 6: Final answer
x = 186,801.99
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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.