Finding the Fourth Proportional to 80,389.00, 110,943.09 and 44,586.01
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Solution
The fourth proportional to 80,389.00, 110,943.09 and 44,586.01 is: 61,532.17
Step by Step Solution
- Step 1: Write the proportion equation
80,389.00 : 110,943.09 = 44,586.01 : x - Step 2: Convert to fraction form
80,389.00/110,943.09 = 44,586.01/x - Step 3: Cross multiply
80,389.00x = 110,943.09 × 44,586.01 - Step 4: Simplify right side
80,389.00x = 4,946,508,942.53 - Step 5: Solve for x
x = 4,946,508,942.53/80,389.00 - Step 6: Final answer
x = 61,532.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.