Finding the Fourth Proportional to 89,507.99, 134,234.57 and 29,525.41
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Solution
The fourth proportional to 89,507.99, 134,234.57 and 29,525.41 is: 44,279.07
Step by Step Solution
- Step 1: Write the proportion equation
89,507.99 : 134,234.57 = 29,525.41 : x - Step 2: Convert to fraction form
89,507.99/134,234.57 = 29,525.41/x - Step 3: Cross multiply
89,507.99x = 134,234.57 × 29,525.41 - Step 4: Simplify right side
89,507.99x = 3,963,330,790.95 - Step 5: Solve for x
x = 3,963,330,790.95/89,507.99 - Step 6: Final answer
x = 44,279.07
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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.