Finding the Fourth Proportional to 201,562.04, 278,149.75 and 110,917.98
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Solution
The fourth proportional to 201,562.04, 278,149.75 and 110,917.98 is: 153,063.58
Step by Step Solution
- Step 1: Write the proportion equation
201,562.04 : 278,149.75 = 110,917.98 : x - Step 2: Convert to fraction form
201,562.04/278,149.75 = 110,917.98/x - Step 3: Cross multiply
201,562.04x = 278,149.75 × 110,917.98 - Step 4: Simplify right side
201,562.04x = 30,851,808,130.21 - Step 5: Solve for x
x = 30,851,808,130.21/201,562.04 - Step 6: Final answer
x = 153,063.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.