Finding the Fourth Proportional to 142,623.99, 213,620.63 and 97,538.49
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Solution
The fourth proportional to 142,623.99, 213,620.63 and 97,538.49 is: 146,092.07
Step by Step Solution
- Step 1: Write the proportion equation
142,623.99 : 213,620.63 = 97,538.49 : x - Step 2: Convert to fraction form
142,623.99/213,620.63 = 97,538.49/x - Step 3: Cross multiply
142,623.99x = 213,620.63 × 97,538.49 - Step 4: Simplify right side
142,623.99x = 20,836,233,683.05 - Step 5: Solve for x
x = 20,836,233,683.05/142,623.99 - Step 6: Final answer
x = 146,092.07
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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.