Finding the Fourth Proportional to 213,967.68, 294,967.68 and 150,107.52
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Solution
The fourth proportional to 213,967.68, 294,967.68 and 150,107.52 is: 206,932.50
Step by Step Solution
- Step 1: Write the proportion equation
213,967.68 : 294,967.68 = 150,107.52 : x - Step 2: Convert to fraction form
213,967.68/294,967.68 = 150,107.52/x - Step 3: Cross multiply
213,967.68x = 294,967.68 × 150,107.52 - Step 4: Simplify right side
213,967.68x = 44,276,866,924.95 - Step 5: Solve for x
x = 44,276,866,924.95/213,967.68 - Step 6: Final answer
x = 206,932.50
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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.