Finding the Fourth Proportional to 165,634.74, 228,577.02 and 94,015.98
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Solution
The fourth proportional to 165,634.74, 228,577.02 and 94,015.98 is: 129,742.66
Step by Step Solution
- Step 1: Write the proportion equation
165,634.74 : 228,577.02 = 94,015.98 : x - Step 2: Convert to fraction form
165,634.74/228,577.02 = 94,015.98/x - Step 3: Cross multiply
165,634.74x = 228,577.02 × 94,015.98 - Step 4: Simplify right side
165,634.74x = 21,489,892,540.78 - Step 5: Solve for x
x = 21,489,892,540.78/165,634.74 - Step 6: Final answer
x = 129,742.66
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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.