Finding the Fourth Proportional to 106,537.94, 159,765.36 and 39,941.72
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Solution
The fourth proportional to 106,537.94, 159,765.36 and 39,941.72 is: 59,897.00
Step by Step Solution
- Step 1: Write the proportion equation
106,537.94 : 159,765.36 = 39,941.72 : x - Step 2: Convert to fraction form
106,537.94/159,765.36 = 39,941.72/x - Step 3: Cross multiply
106,537.94x = 159,765.36 × 39,941.72 - Step 4: Simplify right side
106,537.94x = 6,381,302,475.99 - Step 5: Solve for x
x = 6,381,302,475.99/106,537.94 - Step 6: Final answer
x = 59,897.00
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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.