Finding the Fourth Proportional to 74,674.66, 103,050.99 and 41,140.66
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Solution
The fourth proportional to 74,674.66, 103,050.99 and 41,140.66 is: 56,774.09
Step by Step Solution
- Step 1: Write the proportion equation
74,674.66 : 103,050.99 = 41,140.66 : x - Step 2: Convert to fraction form
74,674.66/103,050.99 = 41,140.66/x - Step 3: Cross multiply
74,674.66x = 103,050.99 × 41,140.66 - Step 4: Simplify right side
74,674.66x = 4,239,585,742.25 - Step 5: Solve for x
x = 4,239,585,742.25/74,674.66 - Step 6: Final answer
x = 56,774.09
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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.