Finding the Fourth Proportional to 136,506.93, 204,635.66 and 115,581.80
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Solution
The fourth proportional to 136,506.93, 204,635.66 and 115,581.80 is: 173,267.07
Step by Step Solution
- Step 1: Write the proportion equation
136,506.93 : 204,635.66 = 115,581.80 : x - Step 2: Convert to fraction form
136,506.93/204,635.66 = 115,581.80/x - Step 3: Cross multiply
136,506.93x = 204,635.66 × 115,581.80 - Step 4: Simplify right side
136,506.93x = 23,652,156,325.90 - Step 5: Solve for x
x = 23,652,156,325.90/136,506.93 - Step 6: Final answer
x = 173,267.07
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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.