Finding the Fourth Proportional to 194,773.14, 268,781.49 and 109,898.10
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Solution
The fourth proportional to 194,773.14, 268,781.49 and 109,898.10 is: 151,656.31
Step by Step Solution
- Step 1: Write the proportion equation
194,773.14 : 268,781.49 = 109,898.10 : x - Step 2: Convert to fraction form
194,773.14/268,781.49 = 109,898.10/x - Step 3: Cross multiply
194,773.14x = 268,781.49 × 109,898.10 - Step 4: Simplify right side
194,773.14x = 29,538,575,066.17 - Step 5: Solve for x
x = 29,538,575,066.17/194,773.14 - Step 6: Final answer
x = 151,656.31
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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.