Finding the Fourth Proportional to 60,235.29, 90,435.69 and 30,672.99
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Solution
The fourth proportional to 60,235.29, 90,435.69 and 30,672.99 is: 46,051.63
Step by Step Solution
- Step 1: Write the proportion equation
60,235.29 : 90,435.69 = 30,672.99 : x - Step 2: Convert to fraction form
60,235.29/90,435.69 = 30,672.99/x - Step 3: Cross multiply
60,235.29x = 90,435.69 × 30,672.99 - Step 4: Simplify right side
60,235.29x = 2,773,933,015.01 - Step 5: Solve for x
x = 2,773,933,015.01/60,235.29 - Step 6: Final answer
x = 46,051.63
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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.