Finding the Fourth Proportional to 147,880.38, 221,716.69 and 51,794.08
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Solution
The fourth proportional to 147,880.38, 221,716.69 and 51,794.08 is: 77,654.74
Step by Step Solution
- Step 1: Write the proportion equation
147,880.38 : 221,716.69 = 51,794.08 : x - Step 2: Convert to fraction form
147,880.38/221,716.69 = 51,794.08/x - Step 3: Cross multiply
147,880.38x = 221,716.69 × 51,794.08 - Step 4: Simplify right side
147,880.38x = 11,483,612,833.92 - Step 5: Solve for x
x = 11,483,612,833.92/147,880.38 - Step 6: Final answer
x = 77,654.74
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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.