Finding the Fourth Proportional to 99,535.76, 149,271.48 and 32,963.60
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Solution
The fourth proportional to 99,535.76, 149,271.48 and 32,963.60 is: 49,434.75
Step by Step Solution
- Step 1: Write the proportion equation
99,535.76 : 149,271.48 = 32,963.60 : x - Step 2: Convert to fraction form
99,535.76/149,271.48 = 32,963.60/x - Step 3: Cross multiply
99,535.76x = 149,271.48 × 32,963.60 - Step 4: Simplify right side
99,535.76x = 4,920,525,358.13 - Step 5: Solve for x
x = 4,920,525,358.13/99,535.76 - Step 6: Final answer
x = 49,434.75
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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.