Finding the Fourth Proportional to 228,140.96, 314,829.06 and 132,680.84
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Solution
The fourth proportional to 228,140.96, 314,829.06 and 132,680.84 is: 183,096.38
Step by Step Solution
- Step 1: Write the proportion equation
228,140.96 : 314,829.06 = 132,680.84 : x - Step 2: Convert to fraction form
228,140.96/314,829.06 = 132,680.84/x - Step 3: Cross multiply
228,140.96x = 314,829.06 × 132,680.84 - Step 4: Simplify right side
228,140.96x = 41,771,784,137.21 - Step 5: Solve for x
x = 41,771,784,137.21/228,140.96 - Step 6: Final answer
x = 183,096.38
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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.