Finding the Fourth Proportional to 251,524.83, 347,100.77 and 136,800.99
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Solution
The fourth proportional to 251,524.83, 347,100.77 and 136,800.99 is: 188,783.46
Step by Step Solution
- Step 1: Write the proportion equation
251,524.83 : 347,100.77 = 136,800.99 : x - Step 2: Convert to fraction form
251,524.83/347,100.77 = 136,800.99/x - Step 3: Cross multiply
251,524.83x = 347,100.77 × 136,800.99 - Step 4: Simplify right side
251,524.83x = 47,483,728,281.76 - Step 5: Solve for x
x = 47,483,728,281.76/251,524.83 - Step 6: Final answer
x = 188,783.46
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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.