Finding the Fourth Proportional to 84,225.24, 116,237.94 and 48,427.56
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Solution
The fourth proportional to 84,225.24, 116,237.94 and 48,427.56 is: 66,834.12
Step by Step Solution
- Step 1: Write the proportion equation
84,225.24 : 116,237.94 = 48,427.56 : x - Step 2: Convert to fraction form
84,225.24/116,237.94 = 48,427.56/x - Step 3: Cross multiply
84,225.24x = 116,237.94 × 48,427.56 - Step 4: Simplify right side
84,225.24x = 5,629,119,813.63 - Step 5: Solve for x
x = 5,629,119,813.63/84,225.24 - Step 6: Final answer
x = 66,834.12
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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.