Finding the Fourth Proportional to 173,882.70, 243,785.70 and 173,882.70
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Solution
The fourth proportional to 173,882.70, 243,785.70 and 173,882.70 is: 243,785.70
Step by Step Solution
- Step 1: Write the proportion equation
173,882.70 : 243,785.70 = 173,882.70 : x - Step 2: Convert to fraction form
173,882.70/243,785.70 = 173,882.70/x - Step 3: Cross multiply
173,882.70x = 243,785.70 × 173,882.70 - Step 4: Simplify right side
173,882.70x = 42,390,115,737.39 - Step 5: Solve for x
x = 42,390,115,737.39/173,882.70 - Step 6: Final answer
x = 243,785.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.