Finding the Fourth Proportional to 126,898.94, 175,136.08 and 73,183.94
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Solution
The fourth proportional to 126,898.94, 175,136.08 and 73,183.94 is: 101,002.80
Step by Step Solution
- Step 1: Write the proportion equation
126,898.94 : 175,136.08 = 73,183.94 : x - Step 2: Convert to fraction form
126,898.94/175,136.08 = 73,183.94/x - Step 3: Cross multiply
126,898.94x = 175,136.08 × 73,183.94 - Step 4: Simplify right side
126,898.94x = 12,817,148,370.56 - Step 5: Solve for x
x = 12,817,148,370.56/126,898.94 - Step 6: Final answer
x = 101,002.80
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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.