Finding the Fourth Proportional to 164,901.08, 227,564.70 and 89,450.12
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Solution
The fourth proportional to 164,901.08, 227,564.70 and 89,450.12 is: 123,441.82
Step by Step Solution
- Step 1: Write the proportion equation
164,901.08 : 227,564.70 = 89,450.12 : x - Step 2: Convert to fraction form
164,901.08/227,564.70 = 89,450.12/x - Step 3: Cross multiply
164,901.08x = 227,564.70 × 89,450.12 - Step 4: Simplify right side
164,901.08x = 20,355,689,722.76 - Step 5: Solve for x
x = 20,355,689,722.76/164,901.08 - Step 6: Final answer
x = 123,441.82
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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.