Finding the Fourth Proportional to 79,985.14, 110,370.08 and 44,173.01
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Solution
The fourth proportional to 79,985.14, 110,370.08 and 44,173.01 is: 60,953.56
Step by Step Solution
- Step 1: Write the proportion equation
79,985.14 : 110,370.08 = 44,173.01 : x - Step 2: Convert to fraction form
79,985.14/110,370.08 = 44,173.01/x - Step 3: Cross multiply
79,985.14x = 110,370.08 × 44,173.01 - Step 4: Simplify right side
79,985.14x = 4,875,379,033.90 - Step 5: Solve for x
x = 4,875,379,033.90/79,985.14 - Step 6: Final answer
x = 60,953.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.