Finding the Fourth Proportional to 248,252.12, 342,577.74 and 135,074.92
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Solution
The fourth proportional to 248,252.12, 342,577.74 and 135,074.92 is: 186,397.85
Step by Step Solution
- Step 1: Write the proportion equation
248,252.12 : 342,577.74 = 135,074.92 : x - Step 2: Convert to fraction form
248,252.12/342,577.74 = 135,074.92/x - Step 3: Cross multiply
248,252.12x = 342,577.74 × 135,074.92 - Step 4: Simplify right side
248,252.12x = 46,273,660,824.28 - Step 5: Solve for x
x = 46,273,660,824.28/248,252.12 - Step 6: Final answer
x = 186,397.85
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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.