Finding the Fourth Proportional to 255,069.95, 351,996.84 and 141,892.70
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Solution
The fourth proportional to 255,069.95, 351,996.84 and 141,892.70 is: 195,812.09
Step by Step Solution
- Step 1: Write the proportion equation
255,069.95 : 351,996.84 = 141,892.70 : x - Step 2: Convert to fraction form
255,069.95/351,996.84 = 141,892.70/x - Step 3: Cross multiply
255,069.95x = 351,996.84 × 141,892.70 - Step 4: Simplify right side
255,069.95x = 49,945,780,259.08 - Step 5: Solve for x
x = 49,945,780,259.08/255,069.95 - Step 6: Final answer
x = 195,812.09
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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.