Finding the Fourth Proportional to 176,778.62, 265,168.12 and 124,421.84
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Solution
The fourth proportional to 176,778.62, 265,168.12 and 124,421.84 is: 186,632.89
Step by Step Solution
- Step 1: Write the proportion equation
176,778.62 : 265,168.12 = 124,421.84 : x - Step 2: Convert to fraction form
176,778.62/265,168.12 = 124,421.84/x - Step 3: Cross multiply
176,778.62x = 265,168.12 × 124,421.84 - Step 4: Simplify right side
176,778.62x = 32,992,705,399.74 - Step 5: Solve for x
x = 32,992,705,399.74/176,778.62 - Step 6: Final answer
x = 186,632.89
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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.