Finding the Fourth Proportional to 112,028.00, 154,598.49 and 61,727.00
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Solution
The fourth proportional to 112,028.00, 154,598.49 and 61,727.00 is: 85,183.17
Step by Step Solution
- Step 1: Write the proportion equation
112,028.00 : 154,598.49 = 61,727.00 : x - Step 2: Convert to fraction form
112,028.00/154,598.49 = 61,727.00/x - Step 3: Cross multiply
112,028.00x = 154,598.49 × 61,727.00 - Step 4: Simplify right side
112,028.00x = 9,542,900,219.24 - Step 5: Solve for x
x = 9,542,900,219.24/112,028.00 - Step 6: Final answer
x = 85,183.17
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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.