Finding the Fourth Proportional to 108,800.14, 150,239.91 and 68,034.08
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Solution
The fourth proportional to 108,800.14, 150,239.91 and 68,034.08 is: 93,946.88
Step by Step Solution
- Step 1: Write the proportion equation
108,800.14 : 150,239.91 = 68,034.08 : x - Step 2: Convert to fraction form
108,800.14/150,239.91 = 68,034.08/x - Step 3: Cross multiply
108,800.14x = 150,239.91 × 68,034.08 - Step 4: Simplify right side
108,800.14x = 10,221,433,841.76 - Step 5: Solve for x
x = 10,221,433,841.76/108,800.14 - Step 6: Final answer
x = 93,946.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.