Finding the Fourth Proportional to 163,142.24, 244,712.88 and 44,813.70
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Solution
The fourth proportional to 163,142.24, 244,712.88 and 44,813.70 is: 67,220.42
Step by Step Solution
- Step 1: Write the proportion equation
163,142.24 : 244,712.88 = 44,813.70 : x - Step 2: Convert to fraction form
163,142.24/244,712.88 = 44,813.70/x - Step 3: Cross multiply
163,142.24x = 244,712.88 × 44,813.70 - Step 4: Simplify right side
163,142.24x = 10,966,489,590.46 - Step 5: Solve for x
x = 10,966,489,590.46/163,142.24 - Step 6: Final answer
x = 67,220.42
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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.