Finding the Fourth Proportional to 245,053.60, 367,589.76 and 76,589.44
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Solution
The fourth proportional to 245,053.60, 367,589.76 and 76,589.44 is: 114,887.09
Step by Step Solution
- Step 1: Write the proportion equation
245,053.60 : 367,589.76 = 76,589.44 : x - Step 2: Convert to fraction form
245,053.60/367,589.76 = 76,589.44/x - Step 3: Cross multiply
245,053.60x = 367,589.76 × 76,589.44 - Step 4: Simplify right side
245,053.60x = 28,153,493,868.13 - Step 5: Solve for x
x = 28,153,493,868.13/245,053.60 - Step 6: Final answer
x = 114,887.09
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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.