Finding the Fourth Proportional to 302,101.13, 416,891.25 and 166,135.08
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Solution
The fourth proportional to 302,101.13, 416,891.25 and 166,135.08 is: 229,261.84
Step by Step Solution
- Step 1: Write the proportion equation
302,101.13 : 416,891.25 = 166,135.08 : x - Step 2: Convert to fraction form
302,101.13/416,891.25 = 166,135.08/x - Step 3: Cross multiply
302,101.13x = 416,891.25 × 166,135.08 - Step 4: Simplify right side
302,101.13x = 69,260,262,262.86 - Step 5: Solve for x
x = 69,260,262,262.86/302,101.13 - Step 6: Final answer
x = 229,261.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.