Finding the Fourth Proportional to 101,324.20, 151,986.30 and 93,029.80
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Solution
The fourth proportional to 101,324.20, 151,986.30 and 93,029.80 is: 139,544.70
Step by Step Solution
- Step 1: Write the proportion equation
101,324.20 : 151,986.30 = 93,029.80 : x - Step 2: Convert to fraction form
101,324.20/151,986.30 = 93,029.80/x - Step 3: Cross multiply
101,324.20x = 151,986.30 × 93,029.80 - Step 4: Simplify right side
101,324.20x = 14,139,255,091.74 - Step 5: Solve for x
x = 14,139,255,091.74/101,324.20 - Step 6: Final answer
x = 139,544.70
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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.