Finding the Fourth Proportional to 247,788.09, 341,945.69 and 134,611.65
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Solution
The fourth proportional to 247,788.09, 341,945.69 and 134,611.65 is: 185,763.06
Step by Step Solution
- Step 1: Write the proportion equation
247,788.09 : 341,945.69 = 134,611.65 : x - Step 2: Convert to fraction form
247,788.09/341,945.69 = 134,611.65/x - Step 3: Cross multiply
247,788.09x = 341,945.69 × 134,611.65 - Step 4: Simplify right side
247,788.09x = 46,029,872,868.23 - Step 5: Solve for x
x = 46,029,872,868.23/247,788.09 - Step 6: Final answer
x = 185,763.06
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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.