Finding the Fourth Proportional to 94,622.07, 141,649.56 and 91,257.44
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Solution
The fourth proportional to 94,622.07, 141,649.56 and 91,257.44 is: 136,612.68
Step by Step Solution
- Step 1: Write the proportion equation
94,622.07 : 141,649.56 = 91,257.44 : x - Step 2: Convert to fraction form
94,622.07/141,649.56 = 91,257.44/x - Step 3: Cross multiply
94,622.07x = 141,649.56 × 91,257.44 - Step 4: Simplify right side
94,622.07x = 12,926,575,514.48 - Step 5: Solve for x
x = 12,926,575,514.48/94,622.07 - Step 6: Final answer
x = 136,612.68
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1.5x scale
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.