Finding the Fourth Proportional to 165,579.09, 228,492.79 and 93,954.84
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Solution
The fourth proportional to 165,579.09, 228,492.79 and 93,954.84 is: 129,654.07
Step by Step Solution
- Step 1: Write the proportion equation
165,579.09 : 228,492.79 = 93,954.84 : x - Step 2: Convert to fraction form
165,579.09/228,492.79 = 93,954.84/x - Step 3: Cross multiply
165,579.09x = 228,492.79 × 93,954.84 - Step 4: Simplify right side
165,579.09x = 21,468,003,525.60 - Step 5: Solve for x
x = 21,468,003,525.60/165,579.09 - Step 6: Final answer
x = 129,654.07
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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.