Finding the Fourth Proportional to 239,237.02, 358,843.60 and 89,466.30
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Solution
The fourth proportional to 239,237.02, 358,843.60 and 89,466.30 is: 134,194.99
Step by Step Solution
- Step 1: Write the proportion equation
239,237.02 : 358,843.60 = 89,466.30 : x - Step 2: Convert to fraction form
239,237.02/358,843.60 = 89,466.30/x - Step 3: Cross multiply
239,237.02x = 358,843.60 × 89,466.30 - Step 4: Simplify right side
239,237.02x = 32,104,409,450.26 - Step 5: Solve for x
x = 32,104,409,450.26/239,237.02 - Step 6: Final answer
x = 134,194.99
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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.