Finding the Fourth Proportional to 102,466.99, 141,380.30 and 62,179.79
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Solution
The fourth proportional to 102,466.99, 141,380.30 and 62,179.79 is: 85,793.46
Step by Step Solution
- Step 1: Write the proportion equation
102,466.99 : 141,380.30 = 62,179.79 : x - Step 2: Convert to fraction form
102,466.99/141,380.30 = 62,179.79/x - Step 3: Cross multiply
102,466.99x = 141,380.30 × 62,179.79 - Step 4: Simplify right side
102,466.99x = 8,790,997,053.24 - Step 5: Solve for x
x = 8,790,997,053.24/102,466.99 - Step 6: Final answer
x = 85,793.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.