Finding the Fourth Proportional to 110,734.29, 166,060.53 and 39,637.68
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Solution
The fourth proportional to 110,734.29, 166,060.53 and 39,637.68 is: 59,441.88
Step by Step Solution
- Step 1: Write the proportion equation
110,734.29 : 166,060.53 = 39,637.68 : x - Step 2: Convert to fraction form
110,734.29/166,060.53 = 39,637.68/x - Step 3: Cross multiply
110,734.29x = 166,060.53 × 39,637.68 - Step 4: Simplify right side
110,734.29x = 6,582,254,148.77 - Step 5: Solve for x
x = 6,582,254,148.77/110,734.29 - Step 6: Final answer
x = 59,441.88
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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.