Finding the Fourth Proportional to 242,297.84, 363,448.44 and 84,525.68
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Solution
The fourth proportional to 242,297.84, 363,448.44 and 84,525.68 is: 126,789.11
Step by Step Solution
- Step 1: Write the proportion equation
242,297.84 : 363,448.44 = 84,525.68 : x - Step 2: Convert to fraction form
242,297.84/363,448.44 = 84,525.68/x - Step 3: Cross multiply
242,297.84x = 363,448.44 × 84,525.68 - Step 4: Simplify right side
242,297.84x = 30,720,726,535.94 - Step 5: Solve for x
x = 30,720,726,535.94/242,297.84 - Step 6: Final answer
x = 126,789.11
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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.