Finding the Fourth Proportional to 252,255.98, 378,484.78 and 102,507.99
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Solution
The fourth proportional to 252,255.98, 378,484.78 and 102,507.99 is: 153,802.95
Step by Step Solution
- Step 1: Write the proportion equation
252,255.98 : 378,484.78 = 102,507.99 : x - Step 2: Convert to fraction form
252,255.98/378,484.78 = 102,507.99/x - Step 3: Cross multiply
252,255.98x = 378,484.78 × 102,507.99 - Step 4: Simplify right side
252,255.98x = 38,797,714,043.39 - Step 5: Solve for x
x = 38,797,714,043.39/252,255.98 - Step 6: Final answer
x = 153,802.95
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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.