Finding the Fourth Proportional to 103,118.76, 154,675.98 and 32,998.14
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Solution
The fourth proportional to 103,118.76, 154,675.98 and 32,998.14 is: 49,496.52
Step by Step Solution
- Step 1: Write the proportion equation
103,118.76 : 154,675.98 = 32,998.14 : x - Step 2: Convert to fraction form
103,118.76/154,675.98 = 32,998.14/x - Step 3: Cross multiply
103,118.76x = 154,675.98 × 32,998.14 - Step 4: Simplify right side
103,118.76x = 5,104,019,642.68 - Step 5: Solve for x
x = 5,104,019,642.68/103,118.76 - Step 6: Final answer
x = 49,496.52
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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.