Finding the Fourth Proportional to 238,232.55, 328,759.97 and 136,257.87
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Solution
The fourth proportional to 238,232.55, 328,759.97 and 136,257.87 is: 188,035.31
Step by Step Solution
- Step 1: Write the proportion equation
238,232.55 : 328,759.97 = 136,257.87 : x - Step 2: Convert to fraction form
238,232.55/328,759.97 = 136,257.87/x - Step 3: Cross multiply
238,232.55x = 328,759.97 × 136,257.87 - Step 4: Simplify right side
238,232.55x = 44,796,132,090.92 - Step 5: Solve for x
x = 44,796,132,090.92/238,232.55 - Step 6: Final answer
x = 188,035.31
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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.