Finding the Fourth Proportional to 217,267.70, 325,901.55 and 92,851.70
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Solution
The fourth proportional to 217,267.70, 325,901.55 and 92,851.70 is: 139,277.55
Step by Step Solution
- Step 1: Write the proportion equation
217,267.70 : 325,901.55 = 92,851.70 : x - Step 2: Convert to fraction form
217,267.70/325,901.55 = 92,851.70/x - Step 3: Cross multiply
217,267.70x = 325,901.55 × 92,851.70 - Step 4: Simplify right side
217,267.70x = 30,260,512,950.14 - Step 5: Solve for x
x = 30,260,512,950.14/217,267.70 - Step 6: Final answer
x = 139,277.55
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1.5x scale
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.