Finding the Fourth Proportional to 201,150.68, 277,549.34 and 136,671.03
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Solution
The fourth proportional to 201,150.68, 277,549.34 and 136,671.03 is: 188,579.80
Step by Step Solution
- Step 1: Write the proportion equation
201,150.68 : 277,549.34 = 136,671.03 : x - Step 2: Convert to fraction form
201,150.68/277,549.34 = 136,671.03/x - Step 3: Cross multiply
201,150.68x = 277,549.34 × 136,671.03 - Step 4: Simplify right side
201,150.68x = 37,932,953,490.27 - Step 5: Solve for x
x = 37,932,953,490.27/201,150.68 - Step 6: Final answer
x = 188,579.80
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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.