Finding the Fourth Proportional to 255,959.26, 353,152.92 and 165,319.05
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Solution
The fourth proportional to 255,959.26, 353,152.92 and 165,319.05 is: 228,094.52
Step by Step Solution
- Step 1: Write the proportion equation
255,959.26 : 353,152.92 = 165,319.05 : x - Step 2: Convert to fraction form
255,959.26/353,152.92 = 165,319.05/x - Step 3: Cross multiply
255,959.26x = 353,152.92 × 165,319.05 - Step 4: Simplify right side
255,959.26x = 58,382,905,239.13 - Step 5: Solve for x
x = 58,382,905,239.13/255,959.26 - Step 6: Final answer
x = 228,094.52
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1.5x scale
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.