Finding the Fourth Proportional to 203,207.80, 304,374.30 and 168,215.80
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Solution
The fourth proportional to 203,207.80, 304,374.30 and 168,215.80 is: 251,961.62
Step by Step Solution
- Step 1: Write the proportion equation
203,207.80 : 304,374.30 = 168,215.80 : x - Step 2: Convert to fraction form
203,207.80/304,374.30 = 168,215.80/x - Step 3: Cross multiply
203,207.80x = 304,374.30 × 168,215.80 - Step 4: Simplify right side
203,207.80x = 51,200,566,373.94 - Step 5: Solve for x
x = 51,200,566,373.94/203,207.80 - Step 6: Final answer
x = 251,961.62
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1.5x scale
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.