Finding the Fourth Proportional to 74,364.91, 111,357.21 and 41,047.99
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Solution
The fourth proportional to 74,364.91, 111,357.21 and 41,047.99 is: 61,467.02
Step by Step Solution
- Step 1: Write the proportion equation
74,364.91 : 111,357.21 = 41,047.99 : x - Step 2: Convert to fraction form
74,364.91/111,357.21 = 41,047.99/x - Step 3: Cross multiply
74,364.91x = 111,357.21 × 41,047.99 - Step 4: Simplify right side
74,364.91x = 4,570,989,642.51 - Step 5: Solve for x
x = 4,570,989,642.51/74,364.91 - Step 6: Final answer
x = 61,467.02
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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.