Finding the Fourth Proportional to 126,646.37, 174,773.36 and 69,284.46
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Solution
The fourth proportional to 126,646.37, 174,773.36 and 69,284.46 is: 95,613.31
Step by Step Solution
- Step 1: Write the proportion equation
126,646.37 : 174,773.36 = 69,284.46 : x - Step 2: Convert to fraction form
126,646.37/174,773.36 = 69,284.46/x - Step 3: Cross multiply
126,646.37x = 174,773.36 × 69,284.46 - Step 4: Simplify right side
126,646.37x = 12,109,078,043.20 - Step 5: Solve for x
x = 12,109,078,043.20/126,646.37 - Step 6: Final answer
x = 95,613.31
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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.