Finding the Fourth Proportional to 176,536.41, 264,655.35 and 76,621.50
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Solution
The fourth proportional to 176,536.41, 264,655.35 and 76,621.50 is: 114,867.47
Step by Step Solution
- Step 1: Write the proportion equation
176,536.41 : 264,655.35 = 76,621.50 : x - Step 2: Convert to fraction form
176,536.41/264,655.35 = 76,621.50/x - Step 3: Cross multiply
176,536.41x = 264,655.35 × 76,621.50 - Step 4: Simplify right side
176,536.41x = 20,278,289,900.03 - Step 5: Solve for x
x = 20,278,289,900.03/176,536.41 - Step 6: Final answer
x = 114,867.47
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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.