Finding the Fourth Proportional to 260,951.49, 360,106.92 and 153,528.44
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Solution
The fourth proportional to 260,951.49, 360,106.92 and 153,528.44 is: 211,865.63
Step by Step Solution
- Step 1: Write the proportion equation
260,951.49 : 360,106.92 = 153,528.44 : x - Step 2: Convert to fraction form
260,951.49/360,106.92 = 153,528.44/x - Step 3: Cross multiply
260,951.49x = 360,106.92 × 153,528.44 - Step 4: Simplify right side
260,951.49x = 55,286,651,860.27 - Step 5: Solve for x
x = 55,286,651,860.27/260,951.49 - Step 6: Final answer
x = 211,865.63
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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.