Finding the Fourth Proportional to 248,284.50, 342,634.26 and 135,108.06
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Solution
The fourth proportional to 248,284.50, 342,634.26 and 135,108.06 is: 186,450.02
Step by Step Solution
- Step 1: Write the proportion equation
248,284.50 : 342,634.26 = 135,108.06 : x - Step 2: Convert to fraction form
248,284.50/342,634.26 = 135,108.06/x - Step 3: Cross multiply
248,284.50x = 342,634.26 × 135,108.06 - Step 4: Simplify right side
248,284.50x = 46,292,650,158.14 - Step 5: Solve for x
x = 46,292,650,158.14/248,284.50 - Step 6: Final answer
x = 186,450.02
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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.