Finding the Fourth Proportional to 202,377.79, 303,532.56 and 74,267.58
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Solution
The fourth proportional to 202,377.79, 303,532.56 and 74,267.58 is: 111,388.85
Step by Step Solution
- Step 1: Write the proportion equation
202,377.79 : 303,532.56 = 74,267.58 : x - Step 2: Convert to fraction form
202,377.79/303,532.56 = 74,267.58/x - Step 3: Cross multiply
202,377.79x = 303,532.56 × 74,267.58 - Step 4: Simplify right side
202,377.79x = 22,542,628,682.40 - Step 5: Solve for x
x = 22,542,628,682.40/202,377.79 - Step 6: Final answer
x = 111,388.85
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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.