Finding the Fourth Proportional to 193,484.97, 266,994.61 and 108,585.63
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Solution
The fourth proportional to 193,484.97, 266,994.61 and 108,585.63 is: 149,839.95
Step by Step Solution
- Step 1: Write the proportion equation
193,484.97 : 266,994.61 = 108,585.63 : x - Step 2: Convert to fraction form
193,484.97/266,994.61 = 108,585.63/x - Step 3: Cross multiply
193,484.97x = 266,994.61 × 108,585.63 - Step 4: Simplify right side
193,484.97x = 28,991,777,933.45 - Step 5: Solve for x
x = 28,991,777,933.45/193,484.97 - Step 6: Final answer
x = 149,839.95
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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.