Finding the Fourth Proportional to 103,346.92, 154,875.00 and 82,193.08
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Solution
The fourth proportional to 103,346.92, 154,875.00 and 82,193.08 is: 123,174.00
Step by Step Solution
- Step 1: Write the proportion equation
103,346.92 : 154,875.00 = 82,193.08 : x - Step 2: Convert to fraction form
103,346.92/154,875.00 = 82,193.08/x - Step 3: Cross multiply
103,346.92x = 154,875.00 × 82,193.08 - Step 4: Simplify right side
103,346.92x = 12,729,653,624.59 - Step 5: Solve for x
x = 12,729,653,624.59/103,346.92 - Step 6: Final answer
x = 123,174.00
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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.