Finding the Fourth Proportional to 229,063.13, 316,135.17 and 132,266.74
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Solution
The fourth proportional to 229,063.13, 316,135.17 and 132,266.74 is: 182,544.30
Step by Step Solution
- Step 1: Write the proportion equation
229,063.13 : 316,135.17 = 132,266.74 : x - Step 2: Convert to fraction form
229,063.13/316,135.17 = 132,266.74/x - Step 3: Cross multiply
229,063.13x = 316,135.17 × 132,266.74 - Step 4: Simplify right side
229,063.13x = 41,814,168,335.25 - Step 5: Solve for x
x = 41,814,168,335.25/229,063.13 - Step 6: Final answer
x = 182,544.30
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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.