Finding the Fourth Proportional to 235,228.91, 352,732.19 and 91,202.13
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Solution
The fourth proportional to 235,228.91, 352,732.19 and 91,202.13 is: 136,760.09
Step by Step Solution
- Step 1: Write the proportion equation
235,228.91 : 352,732.19 = 91,202.13 : x - Step 2: Convert to fraction form
235,228.91/352,732.19 = 91,202.13/x - Step 3: Cross multiply
235,228.91x = 352,732.19 × 91,202.13 - Step 4: Simplify right side
235,228.91x = 32,169,926,591.55 - Step 5: Solve for x
x = 32,169,926,591.55/235,228.91 - Step 6: Final answer
x = 136,760.09
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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.