Finding the Fourth Proportional to 238,612.24, 329,276.49 and 131,181.49
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Solution
The fourth proportional to 238,612.24, 329,276.49 and 131,181.49 is: 181,025.84
Step by Step Solution
- Step 1: Write the proportion equation
238,612.24 : 329,276.49 = 131,181.49 : x - Step 2: Convert to fraction form
238,612.24/329,276.49 = 131,181.49/x - Step 3: Cross multiply
238,612.24x = 329,276.49 × 131,181.49 - Step 4: Simplify right side
238,612.24x = 43,194,980,580.17 - Step 5: Solve for x
x = 43,194,980,580.17/238,612.24 - Step 6: Final answer
x = 181,025.84
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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.