Finding the Fourth Proportional to 220,133.55, 330,116.49 and 93,693.99
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Solution
The fourth proportional to 220,133.55, 330,116.49 and 93,693.99 is: 140,505.30
Step by Step Solution
- Step 1: Write the proportion equation
220,133.55 : 330,116.49 = 93,693.99 : x - Step 2: Convert to fraction form
220,133.55/330,116.49 = 93,693.99/x - Step 3: Cross multiply
220,133.55x = 330,116.49 × 93,693.99 - Step 4: Simplify right side
220,133.55x = 30,929,931,112.90 - Step 5: Solve for x
x = 30,929,931,112.90/220,133.55 - Step 6: Final answer
x = 140,505.30
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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.