Finding the Fourth Proportional to 189,230.19, 261,132.06 and 104,347.23
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Solution
The fourth proportional to 189,230.19, 261,132.06 and 104,347.23 is: 143,996.09
Step by Step Solution
- Step 1: Write the proportion equation
189,230.19 : 261,132.06 = 104,347.23 : x - Step 2: Convert to fraction form
189,230.19/261,132.06 = 104,347.23/x - Step 3: Cross multiply
189,230.19x = 261,132.06 × 104,347.23 - Step 4: Simplify right side
189,230.19x = 27,248,407,125.19 - Step 5: Solve for x
x = 27,248,407,125.19/189,230.19 - Step 6: Final answer
x = 143,996.09
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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.