Finding the Fourth Proportional to 202,657.26, 279,690.76 and 168,605.68
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Solution
The fourth proportional to 202,657.26, 279,690.76 and 168,605.68 is: 232,695.59
Step by Step Solution
- Step 1: Write the proportion equation
202,657.26 : 279,690.76 = 168,605.68 : x - Step 2: Convert to fraction form
202,657.26/279,690.76 = 168,605.68/x - Step 3: Cross multiply
202,657.26x = 279,690.76 × 168,605.68 - Step 4: Simplify right side
202,657.26x = 47,157,450,779.52 - Step 5: Solve for x
x = 47,157,450,779.52/202,657.26 - Step 6: Final answer
x = 232,695.59
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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.