Finding the Fourth Proportional to 211,596.48, 292,005.84 and 116,101.44
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Solution
The fourth proportional to 211,596.48, 292,005.84 and 116,101.44 is: 160,221.47
Step by Step Solution
- Step 1: Write the proportion equation
211,596.48 : 292,005.84 = 116,101.44 : x - Step 2: Convert to fraction form
211,596.48/292,005.84 = 116,101.44/x - Step 3: Cross multiply
211,596.48x = 292,005.84 × 116,101.44 - Step 4: Simplify right side
211,596.48x = 33,902,298,512.41 - Step 5: Solve for x
x = 33,902,298,512.41/211,596.48 - Step 6: Final answer
x = 160,221.47
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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.