Finding the Fourth Proportional to 147,202.26, 203,165.62 and 86,769.32
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Solution
The fourth proportional to 147,202.26, 203,165.62 and 86,769.32 is: 119,757.28
Step by Step Solution
- Step 1: Write the proportion equation
147,202.26 : 203,165.62 = 86,769.32 : x - Step 2: Convert to fraction form
147,202.26/203,165.62 = 86,769.32/x - Step 3: Cross multiply
147,202.26x = 203,165.62 × 86,769.32 - Step 4: Simplify right side
147,202.26x = 17,628,542,694.78 - Step 5: Solve for x
x = 17,628,542,694.78/147,202.26 - Step 6: Final answer
x = 119,757.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.