Finding the Fourth Proportional to 168,470.41, 252,688.26 and 56,138.48
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Solution
The fourth proportional to 168,470.41, 252,688.26 and 56,138.48 is: 84,201.94
Step by Step Solution
- Step 1: Write the proportion equation
168,470.41 : 252,688.26 = 56,138.48 : x - Step 2: Convert to fraction form
168,470.41/252,688.26 = 56,138.48/x - Step 3: Cross multiply
168,470.41x = 252,688.26 × 56,138.48 - Step 4: Simplify right side
168,470.41x = 14,185,534,830.24 - Step 5: Solve for x
x = 14,185,534,830.24/168,470.41 - Step 6: Final answer
x = 84,201.94
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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.