Finding the Fourth Proportional to 239,516.73, 330,526.58 and 132,084.81
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Solution
The fourth proportional to 239,516.73, 330,526.58 and 132,084.81 is: 182,273.45
Step by Step Solution
- Step 1: Write the proportion equation
239,516.73 : 330,526.58 = 132,084.81 : x - Step 2: Convert to fraction form
239,516.73/330,526.58 = 132,084.81/x - Step 3: Cross multiply
239,516.73x = 330,526.58 × 132,084.81 - Step 4: Simplify right side
239,516.73x = 43,657,539,858.83 - Step 5: Solve for x
x = 43,657,539,858.83/239,516.73 - Step 6: Final answer
x = 182,273.45
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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.