Finding the Fourth Proportional to 164,954.88, 247,473.63 and 90,054.99
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Solution
The fourth proportional to 164,954.88, 247,473.63 and 90,054.99 is: 135,105.04
Step by Step Solution
- Step 1: Write the proportion equation
164,954.88 : 247,473.63 = 90,054.99 : x - Step 2: Convert to fraction form
164,954.88/247,473.63 = 90,054.99/x - Step 3: Cross multiply
164,954.88x = 247,473.63 × 90,054.99 - Step 4: Simplify right side
164,954.88x = 22,286,235,274.91 - Step 5: Solve for x
x = 22,286,235,274.91/164,954.88 - Step 6: Final answer
x = 135,105.04
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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.