Finding the Fourth Proportional to 108,239.73, 162,374.88 and 33,365.96
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Solution
The fourth proportional to 108,239.73, 162,374.88 and 33,365.96 is: 50,053.65
Step by Step Solution
- Step 1: Write the proportion equation
108,239.73 : 162,374.88 = 33,365.96 : x - Step 2: Convert to fraction form
108,239.73/162,374.88 = 33,365.96/x - Step 3: Cross multiply
108,239.73x = 162,374.88 × 33,365.96 - Step 4: Simplify right side
108,239.73x = 5,417,793,751.08 - Step 5: Solve for x
x = 5,417,793,751.08/108,239.73 - Step 6: Final answer
x = 50,053.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.