Finding the Fourth Proportional to 110,723.30, 166,052.55 and 39,637.70
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Solution
The fourth proportional to 110,723.30, 166,052.55 and 39,637.70 is: 59,444.95
Step by Step Solution
- Step 1: Write the proportion equation
110,723.30 : 166,052.55 = 39,637.70 : x - Step 2: Convert to fraction form
110,723.30/166,052.55 = 39,637.70/x - Step 3: Cross multiply
110,723.30x = 166,052.55 × 39,637.70 - Step 4: Simplify right side
110,723.30x = 6,581,941,161.14 - Step 5: Solve for x
x = 6,581,941,161.14/110,723.30 - Step 6: Final answer
x = 59,444.95
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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.