Finding the Fourth Proportional to 134,760.69, 202,187.66 and 46,076.62
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Solution
The fourth proportional to 134,760.69, 202,187.66 and 46,076.62 is: 69,130.87
Step by Step Solution
- Step 1: Write the proportion equation
134,760.69 : 202,187.66 = 46,076.62 : x - Step 2: Convert to fraction form
134,760.69/202,187.66 = 46,076.62/x - Step 3: Cross multiply
134,760.69x = 202,187.66 × 46,076.62 - Step 4: Simplify right side
134,760.69x = 9,316,123,978.51 - Step 5: Solve for x
x = 9,316,123,978.51/134,760.69 - Step 6: Final answer
x = 69,130.87
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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.