Finding the Fourth Proportional to 171,372.98, 257,070.36 and 53,034.38
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Solution
The fourth proportional to 171,372.98, 257,070.36 and 53,034.38 is: 79,554.94
Step by Step Solution
- Step 1: Write the proportion equation
171,372.98 : 257,070.36 = 53,034.38 : x - Step 2: Convert to fraction form
171,372.98/257,070.36 = 53,034.38/x - Step 3: Cross multiply
171,372.98x = 257,070.36 × 53,034.38 - Step 4: Simplify right side
171,372.98x = 13,633,567,158.98 - Step 5: Solve for x
x = 13,633,567,158.98/171,372.98 - Step 6: Final answer
x = 79,554.94
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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.