Finding the Fourth Proportional to 189,595.44, 261,636.66 and 104,710.68
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Solution
The fourth proportional to 189,595.44, 261,636.66 and 104,710.68 is: 144,497.95
Step by Step Solution
- Step 1: Write the proportion equation
189,595.44 : 261,636.66 = 104,710.68 : x - Step 2: Convert to fraction form
189,595.44/261,636.66 = 104,710.68/x - Step 3: Cross multiply
189,595.44x = 261,636.66 × 104,710.68 - Step 4: Simplify right side
189,595.44x = 27,396,152,581.53 - Step 5: Solve for x
x = 27,396,152,581.53/189,595.44 - Step 6: Final answer
x = 144,497.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.