Finding the Fourth Proportional to 147,965.08, 222,020.52 and 69,067.84
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Solution
The fourth proportional to 147,965.08, 222,020.52 and 69,067.84 is: 103,635.79
Step by Step Solution
- Step 1: Write the proportion equation
147,965.08 : 222,020.52 = 69,067.84 : x - Step 2: Convert to fraction form
147,965.08/222,020.52 = 69,067.84/x - Step 3: Cross multiply
147,965.08x = 222,020.52 × 69,067.84 - Step 4: Simplify right side
147,965.08x = 15,334,477,752.08 - Step 5: Solve for x
x = 15,334,477,752.08/147,965.08 - Step 6: Final answer
x = 103,635.79
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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.