Finding the Fourth Proportional to 73,985.98, 110,967.99 and 27,227.92
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Solution
The fourth proportional to 73,985.98, 110,967.99 and 27,227.92 is: 40,837.84
Step by Step Solution
- Step 1: Write the proportion equation
73,985.98 : 110,967.99 = 27,227.92 : x - Step 2: Convert to fraction form
73,985.98/110,967.99 = 27,227.92/x - Step 3: Cross multiply
73,985.98x = 110,967.99 × 27,227.92 - Step 4: Simplify right side
73,985.98x = 3,021,427,554.28 - Step 5: Solve for x
x = 3,021,427,554.28/73,985.98 - Step 6: Final answer
x = 40,837.84
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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.