Finding the Fourth Proportional to 109,120.40, 163,576.44 and 62,282.96
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Solution
The fourth proportional to 109,120.40, 163,576.44 and 62,282.96 is: 93,364.99
Step by Step Solution
- Step 1: Write the proportion equation
109,120.40 : 163,576.44 = 62,282.96 : x - Step 2: Convert to fraction form
109,120.40/163,576.44 = 62,282.96/x - Step 3: Cross multiply
109,120.40x = 163,576.44 × 62,282.96 - Step 4: Simplify right side
109,120.40x = 10,188,024,869.46 - Step 5: Solve for x
x = 10,188,024,869.46/109,120.40 - Step 6: Final answer
x = 93,364.99
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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.