Finding the Fourth Proportional to 176,431.50, 264,691.80 and 76,567.41
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Solution
The fourth proportional to 176,431.50, 264,691.80 and 76,567.41 is: 114,870.45
Step by Step Solution
- Step 1: Write the proportion equation
176,431.50 : 264,691.80 = 76,567.41 : x - Step 2: Convert to fraction form
176,431.50/264,691.80 = 76,567.41/x - Step 3: Cross multiply
176,431.50x = 264,691.80 × 76,567.41 - Step 4: Simplify right side
176,431.50x = 20,266,765,574.24 - Step 5: Solve for x
x = 20,266,765,574.24/176,431.50 - Step 6: Final answer
x = 114,870.45
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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.