Finding the Fourth Proportional to 189,133.08, 261,000.42 and 104,258.04
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Solution
The fourth proportional to 189,133.08, 261,000.42 and 104,258.04 is: 143,874.31
Step by Step Solution
- Step 1: Write the proportion equation
189,133.08 : 261,000.42 = 104,258.04 : x - Step 2: Convert to fraction form
189,133.08/261,000.42 = 104,258.04/x - Step 3: Cross multiply
189,133.08x = 261,000.42 × 104,258.04 - Step 4: Simplify right side
189,133.08x = 27,211,392,228.38 - Step 5: Solve for x
x = 27,211,392,228.38/189,133.08 - Step 6: Final answer
x = 143,874.31
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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.