Finding the Fourth Proportional to 189,360.82, 261,319.53 and 104,483.62
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Solution
The fourth proportional to 189,360.82, 261,319.53 and 104,483.62 is: 144,188.28
Step by Step Solution
- Step 1: Write the proportion equation
189,360.82 : 261,319.53 = 104,483.62 : x - Step 2: Convert to fraction form
189,360.82/261,319.53 = 104,483.62/x - Step 3: Cross multiply
189,360.82x = 261,319.53 × 104,483.62 - Step 4: Simplify right side
189,360.82x = 27,303,610,471.10 - Step 5: Solve for x
x = 27,303,610,471.10/189,360.82 - Step 6: Final answer
x = 144,188.28
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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.