Finding the Fourth Proportional to 115,735.08, 173,616.48 and 40,839.75
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Solution
The fourth proportional to 115,735.08, 173,616.48 and 40,839.75 is: 61,264.52
Step by Step Solution
- Step 1: Write the proportion equation
115,735.08 : 173,616.48 = 40,839.75 : x - Step 2: Convert to fraction form
115,735.08/173,616.48 = 40,839.75/x - Step 3: Cross multiply
115,735.08x = 173,616.48 × 40,839.75 - Step 4: Simplify right side
115,735.08x = 7,090,453,639.08 - Step 5: Solve for x
x = 7,090,453,639.08/115,735.08 - Step 6: Final answer
x = 61,264.52
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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.