Finding the Fourth Proportional to 239,774.23, 330,891.18 and 132,344.34
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Solution
The fourth proportional to 239,774.23, 330,891.18 and 132,344.34 is: 182,636.70
Step by Step Solution
- Step 1: Write the proportion equation
239,774.23 : 330,891.18 = 132,344.34 : x - Step 2: Convert to fraction form
239,774.23/330,891.18 = 132,344.34/x - Step 3: Cross multiply
239,774.23x = 330,891.18 × 132,344.34 - Step 4: Simplify right side
239,774.23x = 43,791,574,828.92 - Step 5: Solve for x
x = 43,791,574,828.92/239,774.23 - Step 6: Final answer
x = 182,636.70
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1.5x scale
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.