Finding the Fourth Proportional to 122,034.99, 168,289.98 and 95,167.68
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Solution
The fourth proportional to 122,034.99, 168,289.98 and 95,167.68 is: 131,239.14
Step by Step Solution
- Step 1: Write the proportion equation
122,034.99 : 168,289.98 = 95,167.68 : x - Step 2: Convert to fraction form
122,034.99/168,289.98 = 95,167.68/x - Step 3: Cross multiply
122,034.99x = 168,289.98 × 95,167.68 - Step 4: Simplify right side
122,034.99x = 16,015,766,963.85 - Step 5: Solve for x
x = 16,015,766,963.85/122,034.99 - Step 6: Final answer
x = 131,239.14
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1.5x scale
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.