Finding the Fourth Proportional to 184,964.18, 255,249.45 and 100,079.42
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Solution
The fourth proportional to 184,964.18, 255,249.45 and 100,079.42 is: 138,108.99
Step by Step Solution
- Step 1: Write the proportion equation
184,964.18 : 255,249.45 = 100,079.42 : x - Step 2: Convert to fraction form
184,964.18/255,249.45 = 100,079.42/x - Step 3: Cross multiply
184,964.18x = 255,249.45 × 100,079.42 - Step 4: Simplify right side
184,964.18x = 25,545,215,635.07 - Step 5: Solve for x
x = 25,545,215,635.07/184,964.18 - Step 6: Final answer
x = 138,108.99
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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.