Finding the Fourth Proportional to 122,966.19, 184,455.92 and 38,732.96
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Solution
The fourth proportional to 122,966.19, 184,455.92 and 38,732.96 is: 58,101.53
Step by Step Solution
- Step 1: Write the proportion equation
122,966.19 : 184,455.92 = 38,732.96 : x - Step 2: Convert to fraction form
122,966.19/184,455.92 = 38,732.96/x - Step 3: Cross multiply
122,966.19x = 184,455.92 × 38,732.96 - Step 4: Simplify right side
122,966.19x = 7,144,524,329.10 - Step 5: Solve for x
x = 7,144,524,329.10/122,966.19 - Step 6: Final answer
x = 58,101.53
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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.