Finding the Fourth Proportional to 141,284.36, 195,023.57 and 93,553.08
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Solution
The fourth proportional to 141,284.36, 195,023.57 and 93,553.08 is: 129,137.12
Step by Step Solution
- Step 1: Write the proportion equation
141,284.36 : 195,023.57 = 93,553.08 : x - Step 2: Convert to fraction form
141,284.36/195,023.57 = 93,553.08/x - Step 3: Cross multiply
141,284.36x = 195,023.57 × 93,553.08 - Step 4: Simplify right side
141,284.36x = 18,245,055,178.33 - Step 5: Solve for x
x = 18,245,055,178.33/141,284.36 - Step 6: Final answer
x = 129,137.12
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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.