Finding the Fourth Proportional to 79,293.63, 118,940.31 and 26,703.03
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Solution
The fourth proportional to 79,293.63, 118,940.31 and 26,703.03 is: 40,054.50
Step by Step Solution
- Step 1: Write the proportion equation
79,293.63 : 118,940.31 = 26,703.03 : x - Step 2: Convert to fraction form
79,293.63/118,940.31 = 26,703.03/x - Step 3: Cross multiply
79,293.63x = 118,940.31 × 26,703.03 - Step 4: Simplify right side
79,293.63x = 3,176,066,666.14 - Step 5: Solve for x
x = 3,176,066,666.14/79,293.63 - Step 6: Final answer
x = 40,054.50
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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.