Finding the Fourth Proportional to 97,018.05, 133,877.70 and 54,568.38
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Solution
The fourth proportional to 97,018.05, 133,877.70 and 54,568.38 is: 75,300.31
Step by Step Solution
- Step 1: Write the proportion equation
97,018.05 : 133,877.70 = 54,568.38 : x - Step 2: Convert to fraction form
97,018.05/133,877.70 = 54,568.38/x - Step 3: Cross multiply
97,018.05x = 133,877.70 × 54,568.38 - Step 4: Simplify right side
97,018.05x = 7,305,489,207.13 - Step 5: Solve for x
x = 7,305,489,207.13/97,018.05 - Step 6: Final answer
x = 75,300.31
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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.