Finding the Fourth Proportional to 226,030.08, 311,922.72 and 125,428.08
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Solution
The fourth proportional to 226,030.08, 311,922.72 and 125,428.08 is: 173,091.42
Step by Step Solution
- Step 1: Write the proportion equation
226,030.08 : 311,922.72 = 125,428.08 : x - Step 2: Convert to fraction form
226,030.08/311,922.72 = 125,428.08/x - Step 3: Cross multiply
226,030.08x = 311,922.72 × 125,428.08 - Step 4: Simplify right side
226,030.08x = 39,123,867,877.98 - Step 5: Solve for x
x = 39,123,867,877.98/226,030.08 - Step 6: Final answer
x = 173,091.42
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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.