Finding the Fourth Proportional to 205,937.44, 284,178.07 and 125,356.01
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Solution
The fourth proportional to 205,937.44, 284,178.07 and 125,356.01 is: 172,981.80
Step by Step Solution
- Step 1: Write the proportion equation
205,937.44 : 284,178.07 = 125,356.01 : x - Step 2: Convert to fraction form
205,937.44/284,178.07 = 125,356.01/x - Step 3: Cross multiply
205,937.44x = 284,178.07 × 125,356.01 - Step 4: Simplify right side
205,937.44x = 35,623,427,720.51 - Step 5: Solve for x
x = 35,623,427,720.51/205,937.44 - Step 6: Final answer
x = 172,981.80
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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.