Finding the Fourth Proportional to 180,379.08, 248,932.08 and 108,782.28
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Solution
The fourth proportional to 180,379.08, 248,932.08 and 108,782.28 is: 150,124.94
Step by Step Solution
- Step 1: Write the proportion equation
180,379.08 : 248,932.08 = 108,782.28 : x - Step 2: Convert to fraction form
180,379.08/248,932.08 = 108,782.28/x - Step 3: Cross multiply
180,379.08x = 248,932.08 × 108,782.28 - Step 4: Simplify right side
180,379.08x = 27,079,399,227.54 - Step 5: Solve for x
x = 27,079,399,227.54/180,379.08 - Step 6: Final answer
x = 150,124.94
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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.