Finding the Fourth Proportional to 194,607.84, 268,559.28 and 105,183.84
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Solution
The fourth proportional to 194,607.84, 268,559.28 and 105,183.84 is: 145,153.95
Step by Step Solution
- Step 1: Write the proportion equation
194,607.84 : 268,559.28 = 105,183.84 : x - Step 2: Convert to fraction form
194,607.84/268,559.28 = 105,183.84/x - Step 3: Cross multiply
194,607.84x = 268,559.28 × 105,183.84 - Step 4: Simplify right side
194,607.84x = 28,248,096,338.04 - Step 5: Solve for x
x = 28,248,096,338.04/194,607.84 - Step 6: Final answer
x = 145,153.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.