Finding the Fourth Proportional to 285,107.44, 427,756.08 and 95,586.48
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Solution
The fourth proportional to 285,107.44, 427,756.08 and 95,586.48 is: 143,411.54
Step by Step Solution
- Step 1: Write the proportion equation
285,107.44 : 427,756.08 = 95,586.48 : x - Step 2: Convert to fraction form
285,107.44/427,756.08 = 95,586.48/x - Step 3: Cross multiply
285,107.44x = 427,756.08 × 95,586.48 - Step 4: Simplify right side
285,107.44x = 40,887,697,985.80 - Step 5: Solve for x
x = 40,887,697,985.80/285,107.44 - Step 6: Final answer
x = 143,411.54
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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.