Finding the Fourth Proportional to 247,616.19, 341,710.79 and 134,438.94
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Solution
The fourth proportional to 247,616.19, 341,710.79 and 134,438.94 is: 185,525.98
Step by Step Solution
- Step 1: Write the proportion equation
247,616.19 : 341,710.79 = 134,438.94 : x - Step 2: Convert to fraction form
247,616.19/341,710.79 = 134,438.94/x - Step 3: Cross multiply
247,616.19x = 341,710.79 × 134,438.94 - Step 4: Simplify right side
247,616.19x = 45,939,235,721.97 - Step 5: Solve for x
x = 45,939,235,721.97/247,616.19 - Step 6: Final answer
x = 185,525.98
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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.