Finding the Fourth Proportional to 248,955.12, 343,556.51 and 141,525.14
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Solution
The fourth proportional to 248,955.12, 343,556.51 and 141,525.14 is: 195,303.80
Step by Step Solution
- Step 1: Write the proportion equation
248,955.12 : 343,556.51 = 141,525.14 : x - Step 2: Convert to fraction form
248,955.12/343,556.51 = 141,525.14/x - Step 3: Cross multiply
248,955.12x = 343,556.51 × 141,525.14 - Step 4: Simplify right side
248,955.12x = 48,621,880,750.25 - Step 5: Solve for x
x = 48,621,880,750.25/248,955.12 - Step 6: Final answer
x = 195,303.80
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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.