Finding the Fourth Proportional to 202,379.58, 279,307.44 and 168,327.99
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Solution
The fourth proportional to 202,379.58, 279,307.44 and 168,327.99 is: 232,312.27
Step by Step Solution
- Step 1: Write the proportion equation
202,379.58 : 279,307.44 = 168,327.99 : x - Step 2: Convert to fraction form
202,379.58/279,307.44 = 168,327.99/x - Step 3: Cross multiply
202,379.58x = 279,307.44 × 168,327.99 - Step 4: Simplify right side
202,379.58x = 47,015,259,967.25 - Step 5: Solve for x
x = 47,015,259,967.25/202,379.58 - Step 6: Final answer
x = 232,312.27
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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.