Finding the Fourth Proportional to 203,071.24, 304,260.18 and 143,808.40
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Solution
The fourth proportional to 203,071.24, 304,260.18 and 143,808.40 is: 215,467.09
Step by Step Solution
- Step 1: Write the proportion equation
203,071.24 : 304,260.18 = 143,808.40 : x - Step 2: Convert to fraction form
203,071.24/304,260.18 = 143,808.40/x - Step 3: Cross multiply
203,071.24x = 304,260.18 × 143,808.40 - Step 4: Simplify right side
203,071.24x = 43,755,169,669.51 - Step 5: Solve for x
x = 43,755,169,669.51/203,071.24 - Step 6: Final answer
x = 215,467.09
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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.