Finding the Fourth Proportional to 115,703.14, 173,580.76 and 40,828.62
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Solution
The fourth proportional to 115,703.14, 173,580.76 and 40,828.62 is: 61,252.12
Step by Step Solution
- Step 1: Write the proportion equation
115,703.14 : 173,580.76 = 40,828.62 : x - Step 2: Convert to fraction form
115,703.14/173,580.76 = 40,828.62/x - Step 3: Cross multiply
115,703.14x = 173,580.76 × 40,828.62 - Step 4: Simplify right side
115,703.14x = 7,087,062,889.35 - Step 5: Solve for x
x = 7,087,062,889.35/115,703.14 - Step 6: Final answer
x = 61,252.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.