Finding the Fourth Proportional to 201,366.40, 277,878.52 and 110,721.73
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Solution
The fourth proportional to 201,366.40, 277,878.52 and 110,721.73 is: 152,792.08
Step by Step Solution
- Step 1: Write the proportion equation
201,366.40 : 277,878.52 = 110,721.73 : x - Step 2: Convert to fraction form
201,366.40/277,878.52 = 110,721.73/x - Step 3: Cross multiply
201,366.40x = 277,878.52 × 110,721.73 - Step 4: Simplify right side
201,366.40x = 30,767,190,464.24 - Step 5: Solve for x
x = 30,767,190,464.24/201,366.40 - Step 6: Final answer
x = 152,792.08
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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.