Finding the Fourth Proportional to 266,847.06, 400,159.89 and 98,376.99
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Solution
The fourth proportional to 266,847.06, 400,159.89 and 98,376.99 is: 147,524.67
Step by Step Solution
- Step 1: Write the proportion equation
266,847.06 : 400,159.89 = 98,376.99 : x - Step 2: Convert to fraction form
266,847.06/400,159.89 = 98,376.99/x - Step 3: Cross multiply
266,847.06x = 400,159.89 × 98,376.99 - Step 4: Simplify right side
266,847.06x = 39,366,525,496.93 - Step 5: Solve for x
x = 39,366,525,496.93/266,847.06 - Step 6: Final answer
x = 147,524.67
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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.