Finding the Fourth Proportional to 168,251.84, 231,715.11 and 164,577.68
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Solution
The fourth proportional to 168,251.84, 231,715.11 and 164,577.68 is: 226,655.09
Step by Step Solution
- Step 1: Write the proportion equation
168,251.84 : 231,715.11 = 164,577.68 : x - Step 2: Convert to fraction form
168,251.84/231,715.11 = 164,577.68/x - Step 3: Cross multiply
168,251.84x = 231,715.11 × 164,577.68 - Step 4: Simplify right side
168,251.84x = 38,135,135,224.74 - Step 5: Solve for x
x = 38,135,135,224.74/168,251.84 - Step 6: Final answer
x = 226,655.09
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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.