Finding the Fourth Proportional to 239,825.98, 330,962.54 and 132,396.08
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Solution
The fourth proportional to 239,825.98, 330,962.54 and 132,396.08 is: 182,708.07
Step by Step Solution
- Step 1: Write the proportion equation
239,825.98 : 330,962.54 = 132,396.08 : x - Step 2: Convert to fraction form
239,825.98/330,962.54 = 132,396.08/x - Step 3: Cross multiply
239,825.98x = 330,962.54 × 132,396.08 - Step 4: Simplify right side
239,825.98x = 43,818,142,922.84 - Step 5: Solve for x
x = 43,818,142,922.84/239,825.98 - Step 6: Final answer
x = 182,708.07
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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.