Finding the Fourth Proportional to 229,051.41, 343,577.12 and 134,425.59
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Solution
The fourth proportional to 229,051.41, 343,577.12 and 134,425.59 is: 201,638.39
Step by Step Solution
- Step 1: Write the proportion equation
229,051.41 : 343,577.12 = 134,425.59 : x - Step 2: Convert to fraction form
229,051.41/343,577.12 = 134,425.59/x - Step 3: Cross multiply
229,051.41x = 343,577.12 × 134,425.59 - Step 4: Simplify right side
229,051.41x = 46,185,556,394.37 - Step 5: Solve for x
x = 46,185,556,394.37/229,051.41 - Step 6: Final answer
x = 201,638.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.