Finding the Fourth Proportional to 163,142.80, 244,803.36 and 63,306.92
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Solution
The fourth proportional to 163,142.80, 244,803.36 and 63,306.92 is: 94,994.98
Step by Step Solution
- Step 1: Write the proportion equation
163,142.80 : 244,803.36 = 63,306.92 : x - Step 2: Convert to fraction form
163,142.80/244,803.36 = 63,306.92/x - Step 3: Cross multiply
163,142.80x = 244,803.36 × 63,306.92 - Step 4: Simplify right side
163,142.80x = 15,497,746,727.25 - Step 5: Solve for x
x = 15,497,746,727.25/163,142.80 - Step 6: Final answer
x = 94,994.98
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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.