Finding the Fourth Proportional to 168,660.58, 252,990.87 and 56,320.06
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Solution
The fourth proportional to 168,660.58, 252,990.87 and 56,320.06 is: 84,480.09
Step by Step Solution
- Step 1: Write the proportion equation
168,660.58 : 252,990.87 = 56,320.06 : x - Step 2: Convert to fraction form
168,660.58/252,990.87 = 56,320.06/x - Step 3: Cross multiply
168,660.58x = 252,990.87 × 56,320.06 - Step 4: Simplify right side
168,660.58x = 14,248,460,977.85 - Step 5: Solve for x
x = 14,248,460,977.85/168,660.58 - Step 6: Final answer
x = 84,480.09
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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.