Finding the Fourth Proportional to 247,967.36, 342,197.12 and 134,790.08
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Solution
The fourth proportional to 247,967.36, 342,197.12 and 134,790.08 is: 186,011.49
Step by Step Solution
- Step 1: Write the proportion equation
247,967.36 : 342,197.12 = 134,790.08 : x - Step 2: Convert to fraction form
247,967.36/342,197.12 = 134,790.08/x - Step 3: Cross multiply
247,967.36x = 342,197.12 × 134,790.08 - Step 4: Simplify right side
247,967.36x = 46,124,777,180.57 - Step 5: Solve for x
x = 46,124,777,180.57/247,967.36 - Step 6: Final answer
x = 186,011.49
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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.