Finding the Fourth Proportional to 136,857.08, 188,767.71 and 125,563.95
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Solution
The fourth proportional to 136,857.08, 188,767.71 and 125,563.95 is: 173,191.04
Step by Step Solution
- Step 1: Write the proportion equation
136,857.08 : 188,767.71 = 125,563.95 : x - Step 2: Convert to fraction form
136,857.08/188,767.71 = 125,563.95/x - Step 3: Cross multiply
136,857.08x = 188,767.71 × 125,563.95 - Step 4: Simplify right side
136,857.08x = 23,702,419,300.05 - Step 5: Solve for x
x = 23,702,419,300.05/136,857.08 - Step 6: Final answer
x = 173,191.04
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.