Finding the Fourth Proportional to 181,604.31, 250,622.07 and 151,338.99
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Solution
The fourth proportional to 181,604.31, 250,622.07 and 151,338.99 is: 208,854.57
Step by Step Solution
- Step 1: Write the proportion equation
181,604.31 : 250,622.07 = 151,338.99 : x - Step 2: Convert to fraction form
181,604.31/250,622.07 = 151,338.99/x - Step 3: Cross multiply
181,604.31x = 250,622.07 × 151,338.99 - Step 4: Simplify right side
181,604.31x = 37,928,890,945.51 - Step 5: Solve for x
x = 37,928,890,945.51/181,604.31 - Step 6: Final answer
x = 208,854.57
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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.