Finding the Fourth Proportional to 162,424.96, 243,729.60 and 63,998.08
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Solution
The fourth proportional to 162,424.96, 243,729.60 and 63,998.08 is: 96,033.43
Step by Step Solution
- Step 1: Write the proportion equation
162,424.96 : 243,729.60 = 63,998.08 : x - Step 2: Convert to fraction form
162,424.96/243,729.60 = 63,998.08/x - Step 3: Cross multiply
162,424.96x = 243,729.60 × 63,998.08 - Step 4: Simplify right side
162,424.96x = 15,598,226,439.17 - Step 5: Solve for x
x = 15,598,226,439.17/162,424.96 - Step 6: Final answer
x = 96,033.43
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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.