Finding the Fourth Proportional to 122,525.06, 169,119.50 and 71,549.73
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Solution
The fourth proportional to 122,525.06, 169,119.50 and 71,549.73 is: 98,759.02
Step by Step Solution
- Step 1: Write the proportion equation
122,525.06 : 169,119.50 = 71,549.73 : x - Step 2: Convert to fraction form
122,525.06/169,119.50 = 71,549.73/x - Step 3: Cross multiply
122,525.06x = 169,119.50 × 71,549.73 - Step 4: Simplify right side
122,525.06x = 12,100,454,204.99 - Step 5: Solve for x
x = 12,100,454,204.99/122,525.06 - Step 6: Final answer
x = 98,759.02
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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.