Finding the Fourth Proportional to 193,271.46, 266,716.86 and 107,232.06
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Solution
The fourth proportional to 193,271.46, 266,716.86 and 107,232.06 is: 147,981.49
Step by Step Solution
- Step 1: Write the proportion equation
193,271.46 : 266,716.86 = 107,232.06 : x - Step 2: Convert to fraction form
193,271.46/266,716.86 = 107,232.06/x - Step 3: Cross multiply
193,271.46x = 266,716.86 × 107,232.06 - Step 4: Simplify right side
193,271.46x = 28,600,598,334.53 - Step 5: Solve for x
x = 28,600,598,334.53/193,271.46 - Step 6: Final answer
x = 147,981.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.