Finding the Fourth Proportional to 89,358.56, 134,037.92 and 27,029.12
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Solution
The fourth proportional to 89,358.56, 134,037.92 and 27,029.12 is: 40,543.70
Step by Step Solution
- Step 1: Write the proportion equation
89,358.56 : 134,037.92 = 27,029.12 : x - Step 2: Convert to fraction form
89,358.56/134,037.92 = 27,029.12/x - Step 3: Cross multiply
89,358.56x = 134,037.92 × 27,029.12 - Step 4: Simplify right side
89,358.56x = 3,622,927,024.23 - Step 5: Solve for x
x = 3,622,927,024.23/89,358.56 - Step 6: Final answer
x = 40,543.70
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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.