Finding the Fourth Proportional to 201,221.03, 277,569.40 and 125,638.31
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Solution
The fourth proportional to 201,221.03, 277,569.40 and 125,638.31 is: 173,308.67
Step by Step Solution
- Step 1: Write the proportion equation
201,221.03 : 277,569.40 = 125,638.31 : x - Step 2: Convert to fraction form
201,221.03/277,569.40 = 125,638.31/x - Step 3: Cross multiply
201,221.03x = 277,569.40 × 125,638.31 - Step 4: Simplify right side
201,221.03x = 34,873,350,736.41 - Step 5: Solve for x
x = 34,873,350,736.41/201,221.03 - Step 6: Final answer
x = 173,308.67
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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.