Finding the Fourth Proportional to 100,860.86, 151,255.99 and 29,764.63
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Solution
The fourth proportional to 100,860.86, 151,255.99 and 29,764.63 is: 44,636.53
Step by Step Solution
- Step 1: Write the proportion equation
100,860.86 : 151,255.99 = 29,764.63 : x - Step 2: Convert to fraction form
100,860.86/151,255.99 = 29,764.63/x - Step 3: Cross multiply
100,860.86x = 151,255.99 × 29,764.63 - Step 4: Simplify right side
100,860.86x = 4,502,078,577.63 - Step 5: Solve for x
x = 4,502,078,577.63/100,860.86 - Step 6: Final answer
x = 44,636.53
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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.