Finding the Fourth Proportional to 175,639.98, 263,353.17 and 68,896.02
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Solution
The fourth proportional to 175,639.98, 263,353.17 and 68,896.02 is: 103,302.14
Step by Step Solution
- Step 1: Write the proportion equation
175,639.98 : 263,353.17 = 68,896.02 : x - Step 2: Convert to fraction form
175,639.98/263,353.17 = 68,896.02/x - Step 3: Cross multiply
175,639.98x = 263,353.17 × 68,896.02 - Step 4: Simplify right side
175,639.98x = 18,143,985,267.38 - Step 5: Solve for x
x = 18,143,985,267.38/175,639.98 - Step 6: Final answer
x = 103,302.14
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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.