Finding the Fourth Proportional to 254,686.24, 382,105.68 and 102,805.12
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Solution
The fourth proportional to 254,686.24, 382,105.68 and 102,805.12 is: 154,238.49
Step by Step Solution
- Step 1: Write the proportion equation
254,686.24 : 382,105.68 = 102,805.12 : x - Step 2: Convert to fraction form
254,686.24/382,105.68 = 102,805.12/x - Step 3: Cross multiply
254,686.24x = 382,105.68 × 102,805.12 - Step 4: Simplify right side
254,686.24x = 39,282,420,285.08 - Step 5: Solve for x
x = 39,282,420,285.08/254,686.24 - Step 6: Final answer
x = 154,238.49
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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.