Finding the Fourth Proportional to 134,173.08, 185,161.01 and 76,812.17
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Solution
The fourth proportional to 134,173.08, 185,161.01 and 76,812.17 is: 106,002.03
Step by Step Solution
- Step 1: Write the proportion equation
134,173.08 : 185,161.01 = 76,812.17 : x - Step 2: Convert to fraction form
134,173.08/185,161.01 = 76,812.17/x - Step 3: Cross multiply
134,173.08x = 185,161.01 × 76,812.17 - Step 4: Simplify right side
134,173.08x = 14,222,618,977.49 - Step 5: Solve for x
x = 14,222,618,977.49/134,173.08 - Step 6: Final answer
x = 106,002.03
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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.