Finding the Fourth Proportional to 132,904.20, 199,356.30 and 97,474.80
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Solution
The fourth proportional to 132,904.20, 199,356.30 and 97,474.80 is: 146,212.20
Step by Step Solution
- Step 1: Write the proportion equation
132,904.20 : 199,356.30 = 97,474.80 : x - Step 2: Convert to fraction form
132,904.20/199,356.30 = 97,474.80/x - Step 3: Cross multiply
132,904.20x = 199,356.30 × 97,474.80 - Step 4: Simplify right side
132,904.20x = 19,432,215,471.24 - Step 5: Solve for x
x = 19,432,215,471.24/132,904.20 - Step 6: Final answer
x = 146,212.20
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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.