Finding the Fourth Proportional to 247,246.62, 341,197.11 and 134,068.74
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Solution
The fourth proportional to 247,246.62, 341,197.11 and 134,068.74 is: 185,013.11
Step by Step Solution
- Step 1: Write the proportion equation
247,246.62 : 341,197.11 = 134,068.74 : x - Step 2: Convert to fraction form
247,246.62/341,197.11 = 134,068.74/x - Step 3: Cross multiply
247,246.62x = 341,197.11 × 134,068.74 - Step 4: Simplify right side
247,246.62x = 45,743,866,629.34 - Step 5: Solve for x
x = 45,743,866,629.34/247,246.62 - Step 6: Final answer
x = 185,013.11
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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.