Finding the Fourth Proportional to 194,666.94, 268,615.98 and 114,075.99
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Solution
The fourth proportional to 194,666.94, 268,615.98 and 114,075.99 is: 157,410.57
Step by Step Solution
- Step 1: Write the proportion equation
194,666.94 : 268,615.98 = 114,075.99 : x - Step 2: Convert to fraction form
194,666.94/268,615.98 = 114,075.99/x - Step 3: Cross multiply
194,666.94x = 268,615.98 × 114,075.99 - Step 4: Simplify right side
194,666.94x = 30,642,633,848.32 - Step 5: Solve for x
x = 30,642,633,848.32/194,666.94 - Step 6: Final answer
x = 157,410.57
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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.