Finding the Fourth Proportional to 201,321.57, 277,813.08 and 110,660.09
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Solution
The fourth proportional to 201,321.57, 277,813.08 and 110,660.09 is: 152,705.04
Step by Step Solution
- Step 1: Write the proportion equation
201,321.57 : 277,813.08 = 110,660.09 : x - Step 2: Convert to fraction form
201,321.57/277,813.08 = 110,660.09/x - Step 3: Cross multiply
201,321.57x = 277,813.08 × 110,660.09 - Step 4: Simplify right side
201,321.57x = 30,742,819,046.91 - Step 5: Solve for x
x = 30,742,819,046.91/201,321.57 - Step 6: Final answer
x = 152,705.04
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1.5x scale
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.