Finding the Fourth Proportional to 236,205.24, 353,976.30 and 129,314.40
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Solution
The fourth proportional to 236,205.24, 353,976.30 and 129,314.40 is: 193,790.08
Step by Step Solution
- Step 1: Write the proportion equation
236,205.24 : 353,976.30 = 129,314.40 : x - Step 2: Convert to fraction form
236,205.24/353,976.30 = 129,314.40/x - Step 3: Cross multiply
236,205.24x = 353,976.30 × 129,314.40 - Step 4: Simplify right side
236,205.24x = 45,774,232,848.72 - Step 5: Solve for x
x = 45,774,232,848.72/236,205.24 - Step 6: Final answer
x = 193,790.08
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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.