Finding the Fourth Proportional to 126,244.74, 174,218.67 and 69,658.14
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Solution
The fourth proportional to 126,244.74, 174,218.67 and 69,658.14 is: 96,128.75
Step by Step Solution
- Step 1: Write the proportion equation
126,244.74 : 174,218.67 = 69,658.14 : x - Step 2: Convert to fraction form
126,244.74/174,218.67 = 69,658.14/x - Step 3: Cross multiply
126,244.74x = 174,218.67 × 69,658.14 - Step 4: Simplify right side
126,244.74x = 12,135,748,505.47 - Step 5: Solve for x
x = 12,135,748,505.47/126,244.74 - Step 6: Final answer
x = 96,128.75
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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.