Finding the Fourth Proportional to 134,280.99, 201,240.05 and 51,129.63
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Solution
The fourth proportional to 134,280.99, 201,240.05 and 51,129.63 is: 76,625.36
Step by Step Solution
- Step 1: Write the proportion equation
134,280.99 : 201,240.05 = 51,129.63 : x - Step 2: Convert to fraction form
134,280.99/201,240.05 = 51,129.63/x - Step 3: Cross multiply
134,280.99x = 201,240.05 × 51,129.63 - Step 4: Simplify right side
134,280.99x = 10,289,329,042.03 - Step 5: Solve for x
x = 10,289,329,042.03/134,280.99 - Step 6: Final answer
x = 76,625.36
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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.