Finding the Fourth Proportional to 202,377.29, 303,531.81 and 74,267.08
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Solution
The fourth proportional to 202,377.29, 303,531.81 and 74,267.08 is: 111,388.10
Step by Step Solution
- Step 1: Write the proportion equation
202,377.29 : 303,531.81 = 74,267.08 : x - Step 2: Convert to fraction form
202,377.29/303,531.81 = 74,267.08/x - Step 3: Cross multiply
202,377.29x = 303,531.81 × 74,267.08 - Step 4: Simplify right side
202,377.29x = 22,542,421,215.81 - Step 5: Solve for x
x = 22,542,421,215.81/202,377.29 - Step 6: Final answer
x = 111,388.10
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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.