Finding the Fourth Proportional to 227,611.90, 341,624.40 and 115,370.20
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Solution
The fourth proportional to 227,611.90, 341,624.40 and 115,370.20 is: 173,159.99
Step by Step Solution
- Step 1: Write the proportion equation
227,611.90 : 341,624.40 = 115,370.20 : x - Step 2: Convert to fraction form
227,611.90/341,624.40 = 115,370.20/x - Step 3: Cross multiply
227,611.90x = 341,624.40 × 115,370.20 - Step 4: Simplify right side
227,611.90x = 39,413,275,352.88 - Step 5: Solve for x
x = 39,413,275,352.88/227,611.90 - Step 6: Final answer
x = 173,159.99
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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.