Finding the Fourth Proportional to 182,140.84, 271,786.60 and 163,228.12
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Solution
The fourth proportional to 182,140.84, 271,786.60 and 163,228.12 is: 243,565.45
Step by Step Solution
- Step 1: Write the proportion equation
182,140.84 : 271,786.60 = 163,228.12 : x - Step 2: Convert to fraction form
182,140.84/271,786.60 = 163,228.12/x - Step 3: Cross multiply
182,140.84x = 271,786.60 × 163,228.12 - Step 4: Simplify right side
182,140.84x = 44,363,215,759.19 - Step 5: Solve for x
x = 44,363,215,759.19/182,140.84 - Step 6: Final answer
x = 243,565.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.