Finding the Fourth Proportional to 170,660.99, 255,995.18 and 52,329.71
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Solution
The fourth proportional to 170,660.99, 255,995.18 and 52,329.71 is: 78,495.70
Step by Step Solution
- Step 1: Write the proportion equation
170,660.99 : 255,995.18 = 52,329.71 : x - Step 2: Convert to fraction form
170,660.99/255,995.18 = 52,329.71/x - Step 3: Cross multiply
170,660.99x = 255,995.18 × 52,329.71 - Step 4: Simplify right side
170,660.99x = 13,396,153,530.80 - Step 5: Solve for x
x = 13,396,153,530.80/170,660.99 - Step 6: Final answer
x = 78,495.70
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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.