Finding the Fourth Proportional to 234,777.28, 351,955.44 and 84,982.48
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Solution
The fourth proportional to 234,777.28, 351,955.44 and 84,982.48 is: 127,397.53
Step by Step Solution
- Step 1: Write the proportion equation
234,777.28 : 351,955.44 = 84,982.48 : x - Step 2: Convert to fraction form
234,777.28/351,955.44 = 84,982.48/x - Step 3: Cross multiply
234,777.28x = 351,955.44 × 84,982.48 - Step 4: Simplify right side
234,777.28x = 29,910,046,140.69 - Step 5: Solve for x
x = 29,910,046,140.69/234,777.28 - Step 6: Final answer
x = 127,397.53
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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.