Finding the Fourth Proportional to 201,135.56, 277,528.41 and 136,655.91
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Solution
The fourth proportional to 201,135.56, 277,528.41 and 136,655.91 is: 188,558.89
Step by Step Solution
- Step 1: Write the proportion equation
201,135.56 : 277,528.41 = 136,655.91 : x - Step 2: Convert to fraction form
201,135.56/277,528.41 = 136,655.91/x - Step 3: Cross multiply
201,135.56x = 277,528.41 × 136,655.91 - Step 4: Simplify right side
201,135.56x = 37,925,897,419.40 - Step 5: Solve for x
x = 37,925,897,419.40/201,135.56 - Step 6: Final answer
x = 188,558.89
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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.