Finding the Fourth Proportional to 84,571.56, 116,652.50 and 54,395.06
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Solution
The fourth proportional to 84,571.56, 116,652.50 and 54,395.06 is: 75,028.99
Step by Step Solution
- Step 1: Write the proportion equation
84,571.56 : 116,652.50 = 54,395.06 : x - Step 2: Convert to fraction form
84,571.56/116,652.50 = 54,395.06/x - Step 3: Cross multiply
84,571.56x = 116,652.50 × 54,395.06 - Step 4: Simplify right side
84,571.56x = 6,345,318,881.41 - Step 5: Solve for x
x = 6,345,318,881.41/84,571.56 - Step 6: Final answer
x = 75,028.99
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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.