Finding the Fourth Proportional to 135,760.91, 203,376.47 and 88,871.63
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Solution
The fourth proportional to 135,760.91, 203,376.47 and 88,871.63 is: 133,134.03
Step by Step Solution
- Step 1: Write the proportion equation
135,760.91 : 203,376.47 = 88,871.63 : x - Step 2: Convert to fraction form
135,760.91/203,376.47 = 88,871.63/x - Step 3: Cross multiply
135,760.91x = 203,376.47 × 88,871.63 - Step 4: Simplify right side
135,760.91x = 18,074,396,931.31 - Step 5: Solve for x
x = 18,074,396,931.31/135,760.91 - Step 6: Final answer
x = 133,134.03
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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.