Finding the Fourth Proportional to 239,706.88, 330,795.24 and 132,276.88
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Solution
The fourth proportional to 239,706.88, 330,795.24 and 132,276.88 is: 182,541.95
Step by Step Solution
- Step 1: Write the proportion equation
239,706.88 : 330,795.24 = 132,276.88 : x - Step 2: Convert to fraction form
239,706.88/330,795.24 = 132,276.88/x - Step 3: Cross multiply
239,706.88x = 330,795.24 × 132,276.88 - Step 4: Simplify right side
239,706.88x = 43,756,562,266.05 - Step 5: Solve for x
x = 43,756,562,266.05/239,706.88 - Step 6: Final answer
x = 182,541.95
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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.