Finding the Fourth Proportional to 122,303.12, 183,446.47 and 33,549.19
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Solution
The fourth proportional to 122,303.12, 183,446.47 and 33,549.19 is: 50,321.53
Step by Step Solution
- Step 1: Write the proportion equation
122,303.12 : 183,446.47 = 33,549.19 : x - Step 2: Convert to fraction form
122,303.12/183,446.47 = 33,549.19/x - Step 3: Cross multiply
122,303.12x = 183,446.47 × 33,549.19 - Step 4: Simplify right side
122,303.12x = 6,154,480,060.18 - Step 5: Solve for x
x = 6,154,480,060.18/122,303.12 - Step 6: Final answer
x = 50,321.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.