Finding the Fourth Proportional to 144,106.57, 215,984.85 and 101,998.99
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Solution
The fourth proportional to 144,106.57, 215,984.85 and 101,998.99 is: 152,874.62
Step by Step Solution
- Step 1: Write the proportion equation
144,106.57 : 215,984.85 = 101,998.99 : x - Step 2: Convert to fraction form
144,106.57/215,984.85 = 101,998.99/x - Step 3: Cross multiply
144,106.57x = 215,984.85 × 101,998.99 - Step 4: Simplify right side
144,106.57x = 22,030,236,555.30 - Step 5: Solve for x
x = 22,030,236,555.30/144,106.57 - Step 6: Final answer
x = 152,874.62
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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.