Finding the Fourth Proportional to 73,511.14, 110,303.20 and 29,136.92
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Solution
The fourth proportional to 73,511.14, 110,303.20 and 29,136.92 is: 43,719.84
Step by Step Solution
- Step 1: Write the proportion equation
73,511.14 : 110,303.20 = 29,136.92 : x - Step 2: Convert to fraction form
73,511.14/110,303.20 = 29,136.92/x - Step 3: Cross multiply
73,511.14x = 110,303.20 × 29,136.92 - Step 4: Simplify right side
73,511.14x = 3,213,895,514.14 - Step 5: Solve for x
x = 3,213,895,514.14/73,511.14 - Step 6: Final answer
x = 43,719.84
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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.