Finding the Fourth Proportional to 229,463.24, 344,142.88 and 87,257.81
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Solution
The fourth proportional to 229,463.24, 344,142.88 and 87,257.81 is: 130,866.95
Step by Step Solution
- Step 1: Write the proportion equation
229,463.24 : 344,142.88 = 87,257.81 : x - Step 2: Convert to fraction form
229,463.24/344,142.88 = 87,257.81/x - Step 3: Cross multiply
229,463.24x = 344,142.88 × 87,257.81 - Step 4: Simplify right side
229,463.24x = 30,029,154,678.11 - Step 5: Solve for x
x = 30,029,154,678.11/229,463.24 - Step 6: Final answer
x = 130,866.95
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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.