Finding the Fourth Proportional to 231,219.63, 346,824.18 and 106,560.63
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Solution
The fourth proportional to 231,219.63, 346,824.18 and 106,560.63 is: 159,838.52
Step by Step Solution
- Step 1: Write the proportion equation
231,219.63 : 346,824.18 = 106,560.63 : x - Step 2: Convert to fraction form
231,219.63/346,824.18 = 106,560.63/x - Step 3: Cross multiply
231,219.63x = 346,824.18 × 106,560.63 - Step 4: Simplify right side
231,219.63x = 36,957,803,120.03 - Step 5: Solve for x
x = 36,957,803,120.03/231,219.63 - Step 6: Final answer
x = 159,838.52
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1.5x scale
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.