Finding the Fourth Proportional to 238,363.97, 328,861.98 and 134,984.03
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Solution
The fourth proportional to 238,363.97, 328,861.98 and 134,984.03 is: 186,232.49
Step by Step Solution
- Step 1: Write the proportion equation
238,363.97 : 328,861.98 = 134,984.03 : x - Step 2: Convert to fraction form
238,363.97/328,861.98 = 134,984.03/x - Step 3: Cross multiply
238,363.97x = 328,861.98 × 134,984.03 - Step 4: Simplify right side
238,363.97x = 44,391,116,196.33 - Step 5: Solve for x
x = 44,391,116,196.33/238,363.97 - Step 6: Final answer
x = 186,232.49
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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.