Finding the Fourth Proportional to 66,990.99, 100,487.02 and 24,326.58
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Solution
The fourth proportional to 66,990.99, 100,487.02 and 24,326.58 is: 36,490.06
Step by Step Solution
- Step 1: Write the proportion equation
66,990.99 : 100,487.02 = 24,326.58 : x - Step 2: Convert to fraction form
66,990.99/100,487.02 = 24,326.58/x - Step 3: Cross multiply
66,990.99x = 100,487.02 × 24,326.58 - Step 4: Simplify right side
66,990.99x = 2,444,505,530.99 - Step 5: Solve for x
x = 2,444,505,530.99/66,990.99 - Step 6: Final answer
x = 36,490.06
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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.