Finding the Fourth Proportional to 361,636.99, 542,491.93 and 95,415.91
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Solution
The fourth proportional to 361,636.99, 542,491.93 and 95,415.91 is: 143,133.48
Step by Step Solution
- Step 1: Write the proportion equation
361,636.99 : 542,491.93 = 95,415.91 : x - Step 2: Convert to fraction form
361,636.99/542,491.93 = 95,415.91/x - Step 3: Cross multiply
361,636.99x = 542,491.93 × 95,415.91 - Step 4: Simplify right side
361,636.99x = 51,762,361,168.61 - Step 5: Solve for x
x = 51,762,361,168.61/361,636.99 - Step 6: Final answer
x = 143,133.48
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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.