Finding the Fourth Proportional to 176,580.69, 264,865.14 and 76,740.96
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Solution
The fourth proportional to 176,580.69, 264,865.14 and 76,740.96 is: 115,108.88
Step by Step Solution
- Step 1: Write the proportion equation
176,580.69 : 264,865.14 = 76,740.96 : x - Step 2: Convert to fraction form
176,580.69/264,865.14 = 76,740.96/x - Step 3: Cross multiply
176,580.69x = 264,865.14 × 76,740.96 - Step 4: Simplify right side
176,580.69x = 20,326,005,114.13 - Step 5: Solve for x
x = 20,326,005,114.13/176,580.69 - Step 6: Final answer
x = 115,108.88
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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.