Finding the Fourth Proportional to 110,351.80, 165,527.70 and 57,863.80
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Solution
The fourth proportional to 110,351.80, 165,527.70 and 57,863.80 is: 86,795.70
Step by Step Solution
- Step 1: Write the proportion equation
110,351.80 : 165,527.70 = 57,863.80 : x - Step 2: Convert to fraction form
110,351.80/165,527.70 = 57,863.80/x - Step 3: Cross multiply
110,351.80x = 165,527.70 × 57,863.80 - Step 4: Simplify right side
110,351.80x = 9,578,061,727.26 - Step 5: Solve for x
x = 9,578,061,727.26/110,351.80 - Step 6: Final answer
x = 86,795.70
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1.5x scale
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.