Finding the Fourth Proportional to 223,079.99, 334,624.30 and 54,601.76
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Solution
The fourth proportional to 223,079.99, 334,624.30 and 54,601.76 is: 81,903.70
Step by Step Solution
- Step 1: Write the proportion equation
223,079.99 : 334,624.30 = 54,601.76 : x - Step 2: Convert to fraction form
223,079.99/334,624.30 = 54,601.76/x - Step 3: Cross multiply
223,079.99x = 334,624.30 × 54,601.76 - Step 4: Simplify right side
223,079.99x = 18,271,076,418.82 - Step 5: Solve for x
x = 18,271,076,418.82/223,079.99 - Step 6: Final answer
x = 81,903.70
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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.