Finding the Fourth Proportional to 131,577.26, 197,381.36 and 46,162.05
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Solution
The fourth proportional to 131,577.26, 197,381.36 and 46,162.05 is: 69,248.50
Step by Step Solution
- Step 1: Write the proportion equation
131,577.26 : 197,381.36 = 46,162.05 : x - Step 2: Convert to fraction form
131,577.26/197,381.36 = 46,162.05/x - Step 3: Cross multiply
131,577.26x = 197,381.36 × 46,162.05 - Step 4: Simplify right side
131,577.26x = 9,111,528,435.22 - Step 5: Solve for x
x = 9,111,528,435.22/131,577.26 - Step 6: Final answer
x = 69,248.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.