Finding the Fourth Proportional to 146,794.14, 202,576.95 and 79,726.14
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Solution
The fourth proportional to 146,794.14, 202,576.95 and 79,726.14 is: 110,022.64
Step by Step Solution
- Step 1: Write the proportion equation
146,794.14 : 202,576.95 = 79,726.14 : x - Step 2: Convert to fraction form
146,794.14/202,576.95 = 79,726.14/x - Step 3: Cross multiply
146,794.14x = 202,576.95 × 79,726.14 - Step 4: Simplify right side
146,794.14x = 16,150,678,276.47 - Step 5: Solve for x
x = 16,150,678,276.47/146,794.14 - Step 6: Final answer
x = 110,022.64
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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.