Finding the Fourth Proportional to 188,714.24, 283,118.88 and 70,389.44
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Solution
The fourth proportional to 188,714.24, 283,118.88 and 70,389.44 is: 105,601.88
Step by Step Solution
- Step 1: Write the proportion equation
188,714.24 : 283,118.88 = 70,389.44 : x - Step 2: Convert to fraction form
188,714.24/283,118.88 = 70,389.44/x - Step 3: Cross multiply
188,714.24x = 283,118.88 × 70,389.44 - Step 4: Simplify right side
188,714.24x = 19,928,579,416.63 - Step 5: Solve for x
x = 19,928,579,416.63/188,714.24 - Step 6: Final answer
x = 105,601.88
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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.