Finding the Fourth Proportional to 108,193.91, 149,304.84 and 60,447.62
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Solution
The fourth proportional to 108,193.91, 149,304.84 and 60,447.62 is: 83,416.17
Step by Step Solution
- Step 1: Write the proportion equation
108,193.91 : 149,304.84 = 60,447.62 : x - Step 2: Convert to fraction form
108,193.91/149,304.84 = 60,447.62/x - Step 3: Cross multiply
108,193.91x = 149,304.84 × 60,447.62 - Step 4: Simplify right side
108,193.91x = 9,025,121,485.96 - Step 5: Solve for x
x = 9,025,121,485.96/108,193.91 - Step 6: Final answer
x = 83,416.17
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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.