Finding the Fourth Proportional to 178,429.51, 246,236.07 and 97,852.21
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Solution
The fourth proportional to 178,429.51, 246,236.07 and 97,852.21 is: 135,037.88
Step by Step Solution
- Step 1: Write the proportion equation
178,429.51 : 246,236.07 = 97,852.21 : x - Step 2: Convert to fraction form
178,429.51/246,236.07 = 97,852.21/x - Step 3: Cross multiply
178,429.51x = 246,236.07 × 97,852.21 - Step 4: Simplify right side
178,429.51x = 24,094,743,631.21 - Step 5: Solve for x
x = 24,094,743,631.21/178,429.51 - Step 6: Final answer
x = 135,037.88
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1.5x scale
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.