Finding the Fourth Proportional to 236,706.75, 355,121.69 and 70,494.75
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Solution
The fourth proportional to 236,706.75, 355,121.69 and 70,494.75 is: 105,760.46
Step by Step Solution
- Step 1: Write the proportion equation
236,706.75 : 355,121.69 = 70,494.75 : x - Step 2: Convert to fraction form
236,706.75/355,121.69 = 70,494.75/x - Step 3: Cross multiply
236,706.75x = 355,121.69 × 70,494.75 - Step 4: Simplify right side
236,706.75x = 25,034,214,756.13 - Step 5: Solve for x
x = 25,034,214,756.13/236,706.75 - Step 6: Final answer
x = 105,760.46
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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.