Finding the Fourth Proportional to 83,064.99, 124,581.90 and 22,276.11
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Solution
The fourth proportional to 83,064.99, 124,581.90 and 22,276.11 is: 33,409.99
Step by Step Solution
- Step 1: Write the proportion equation
83,064.99 : 124,581.90 = 22,276.11 : x - Step 2: Convert to fraction form
83,064.99/124,581.90 = 22,276.11/x - Step 3: Cross multiply
83,064.99x = 124,581.90 × 22,276.11 - Step 4: Simplify right side
83,064.99x = 2,775,200,108.41 - Step 5: Solve for x
x = 2,775,200,108.41/83,064.99 - Step 6: Final answer
x = 33,409.99
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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.