Finding the Fourth Proportional to 176,596.68, 264,889.08 and 76,756.80
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Solution
The fourth proportional to 176,596.68, 264,889.08 and 76,756.80 is: 115,132.62
Step by Step Solution
- Step 1: Write the proportion equation
176,596.68 : 264,889.08 = 76,756.80 : x - Step 2: Convert to fraction form
176,596.68/264,889.08 = 76,756.80/x - Step 3: Cross multiply
176,596.68x = 264,889.08 × 76,756.80 - Step 4: Simplify right side
176,596.68x = 20,332,038,135.74 - Step 5: Solve for x
x = 20,332,038,135.74/176,596.68 - Step 6: Final answer
x = 115,132.62
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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.