Finding the Fourth Proportional to 282,776.49, 424,074.83 and 93,201.53
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Solution
The fourth proportional to 282,776.49, 424,074.83 and 93,201.53 is: 139,772.65
Step by Step Solution
- Step 1: Write the proportion equation
282,776.49 : 424,074.83 = 93,201.53 : x - Step 2: Convert to fraction form
282,776.49/424,074.83 = 93,201.53/x - Step 3: Cross multiply
282,776.49x = 424,074.83 × 93,201.53 - Step 4: Simplify right side
282,776.49x = 39,524,420,404.11 - Step 5: Solve for x
x = 39,524,420,404.11/282,776.49 - Step 6: Final answer
x = 139,772.65
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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.