Finding the Fourth Proportional to 168,329.64, 252,276.24 and 68,372.76
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Solution
The fourth proportional to 168,329.64, 252,276.24 and 68,372.76 is: 102,470.50
Step by Step Solution
- Step 1: Write the proportion equation
168,329.64 : 252,276.24 = 68,372.76 : x - Step 2: Convert to fraction form
168,329.64/252,276.24 = 68,372.76/x - Step 3: Cross multiply
168,329.64x = 252,276.24 × 68,372.76 - Step 4: Simplify right side
168,329.64x = 17,248,822,811.22 - Step 5: Solve for x
x = 17,248,822,811.22/168,329.64 - Step 6: Final answer
x = 102,470.50
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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.