Finding the Fourth Proportional to 255,079.98, 382,269.99 and 161,418.06
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Solution
The fourth proportional to 255,079.98, 382,269.99 and 161,418.06 is: 241,905.62
Step by Step Solution
- Step 1: Write the proportion equation
255,079.98 : 382,269.99 = 161,418.06 : x - Step 2: Convert to fraction form
255,079.98/382,269.99 = 161,418.06/x - Step 3: Cross multiply
255,079.98x = 382,269.99 × 161,418.06 - Step 4: Simplify right side
255,079.98x = 61,705,280,182.02 - Step 5: Solve for x
x = 61,705,280,182.02/255,079.98 - Step 6: Final answer
x = 241,905.62
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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.