Finding the Fourth Proportional to 239,391.93, 358,977.50 and 70,851.99
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Solution
The fourth proportional to 239,391.93, 358,977.50 and 70,851.99 is: 106,245.31
Step by Step Solution
- Step 1: Write the proportion equation
239,391.93 : 358,977.50 = 70,851.99 : x - Step 2: Convert to fraction form
239,391.93/358,977.50 = 70,851.99/x - Step 3: Cross multiply
239,391.93x = 358,977.50 × 70,851.99 - Step 4: Simplify right side
239,391.93x = 25,434,269,885.97 - Step 5: Solve for x
x = 25,434,269,885.97/239,391.93 - Step 6: Final answer
x = 106,245.31
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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.