Finding the Fourth Proportional to 229,076.40, 343,873.80 and 135,634.80
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Solution
The fourth proportional to 229,076.40, 343,873.80 and 135,634.80 is: 203,605.67
Step by Step Solution
- Step 1: Write the proportion equation
229,076.40 : 343,873.80 = 135,634.80 : x - Step 2: Convert to fraction form
229,076.40/343,873.80 = 135,634.80/x - Step 3: Cross multiply
229,076.40x = 343,873.80 × 135,634.80 - Step 4: Simplify right side
229,076.40x = 46,641,254,088.24 - Step 5: Solve for x
x = 46,641,254,088.24/229,076.40 - Step 6: Final answer
x = 203,605.67
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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.