Finding the Fourth Proportional to 153,765.05, 230,621.29 and 41,418.99
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Solution
The fourth proportional to 153,765.05, 230,621.29 and 41,418.99 is: 62,121.41
Step by Step Solution
- Step 1: Write the proportion equation
153,765.05 : 230,621.29 = 41,418.99 : x - Step 2: Convert to fraction form
153,765.05/230,621.29 = 41,418.99/x - Step 3: Cross multiply
153,765.05x = 230,621.29 × 41,418.99 - Step 4: Simplify right side
153,765.05x = 9,552,101,377.30 - Step 5: Solve for x
x = 9,552,101,377.30/153,765.05 - Step 6: Final answer
x = 62,121.41
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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.