Finding the Fourth Proportional to 180,136.24, 270,163.23 and 67,828.30
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Solution
The fourth proportional to 180,136.24, 270,163.23 and 67,828.30 is: 101,726.96
Step by Step Solution
- Step 1: Write the proportion equation
180,136.24 : 270,163.23 = 67,828.30 : x - Step 2: Convert to fraction form
180,136.24/270,163.23 = 67,828.30/x - Step 3: Cross multiply
180,136.24x = 270,163.23 × 67,828.30 - Step 4: Simplify right side
180,136.24x = 18,324,712,613.41 - Step 5: Solve for x
x = 18,324,712,613.41/180,136.24 - Step 6: Final answer
x = 101,726.96
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1.5x scale
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.