Finding the Fourth Proportional to 234,647.02, 352,036.14 and 76,986.19
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Solution
The fourth proportional to 234,647.02, 352,036.14 and 76,986.19 is: 115,500.80
Step by Step Solution
- Step 1: Write the proportion equation
234,647.02 : 352,036.14 = 76,986.19 : x - Step 2: Convert to fraction form
234,647.02/352,036.14 = 76,986.19/x - Step 3: Cross multiply
234,647.02x = 352,036.14 × 76,986.19 - Step 4: Simplify right side
234,647.02x = 27,101,919,015.80 - Step 5: Solve for x
x = 27,101,919,015.80/234,647.02 - Step 6: Final answer
x = 115,500.80
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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.