Finding the Fourth Proportional to 143,232.30, 214,706.70 and 63,313.65
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Solution
The fourth proportional to 143,232.30, 214,706.70 and 63,313.65 is: 94,907.82
Step by Step Solution
- Step 1: Write the proportion equation
143,232.30 : 214,706.70 = 63,313.65 : x - Step 2: Convert to fraction form
143,232.30/214,706.70 = 63,313.65/x - Step 3: Cross multiply
143,232.30x = 214,706.70 × 63,313.65 - Step 4: Simplify right side
143,232.30x = 13,593,864,856.46 - Step 5: Solve for x
x = 13,593,864,856.46/143,232.30 - Step 6: Final answer
x = 94,907.82
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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.