Finding the Fourth Proportional to 239,763.17, 330,849.61 and 132,326.26
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Solution
The fourth proportional to 239,763.17, 330,849.61 and 132,326.26 is: 182,597.23
Step by Step Solution
- Step 1: Write the proportion equation
239,763.17 : 330,849.61 = 132,326.26 : x - Step 2: Convert to fraction form
239,763.17/330,849.61 = 132,326.26/x - Step 3: Cross multiply
239,763.17x = 330,849.61 × 132,326.26 - Step 4: Simplify right side
239,763.17x = 43,780,090,852.13 - Step 5: Solve for x
x = 43,780,090,852.13/239,763.17 - Step 6: Final answer
x = 182,597.23
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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.