Finding the Fourth Proportional to 79,995.49, 119,812.80 and 62,083.06
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Solution
The fourth proportional to 79,995.49, 119,812.80 and 62,083.06 is: 92,984.56
Step by Step Solution
- Step 1: Write the proportion equation
79,995.49 : 119,812.80 = 62,083.06 : x - Step 2: Convert to fraction form
79,995.49/119,812.80 = 62,083.06/x - Step 3: Cross multiply
79,995.49x = 119,812.80 × 62,083.06 - Step 4: Simplify right side
79,995.49x = 7,438,345,251.17 - Step 5: Solve for x
x = 7,438,345,251.17/79,995.49 - Step 6: Final answer
x = 92,984.56
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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.