Finding the Fourth Proportional to 173,769.12, 239,745.62 and 97,276.95
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Solution
The fourth proportional to 173,769.12, 239,745.62 and 97,276.95 is: 134,210.97
Step by Step Solution
- Step 1: Write the proportion equation
173,769.12 : 239,745.62 = 97,276.95 : x - Step 2: Convert to fraction form
173,769.12/239,745.62 = 97,276.95/x - Step 3: Cross multiply
173,769.12x = 239,745.62 × 97,276.95 - Step 4: Simplify right side
173,769.12x = 23,321,722,932.65 - Step 5: Solve for x
x = 23,321,722,932.65/173,769.12 - Step 6: Final answer
x = 134,210.97
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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.