Finding the Fourth Proportional to 192,143.33, 288,390.77 and 97,438.88
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Solution
The fourth proportional to 192,143.33, 288,390.77 and 97,438.88 is: 146,247.46
Step by Step Solution
- Step 1: Write the proportion equation
192,143.33 : 288,390.77 = 97,438.88 : x - Step 2: Convert to fraction form
192,143.33/288,390.77 = 97,438.88/x - Step 3: Cross multiply
192,143.33x = 288,390.77 × 97,438.88 - Step 4: Simplify right side
192,143.33x = 28,100,473,631.14 - Step 5: Solve for x
x = 28,100,473,631.14/192,143.33 - Step 6: Final answer
x = 146,247.46
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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.