Finding the Fourth Proportional to 135,762.42, 203,561.79 and 60,869.02
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Solution
The fourth proportional to 135,762.42, 203,561.79 and 60,869.02 is: 91,266.84
Step by Step Solution
- Step 1: Write the proportion equation
135,762.42 : 203,561.79 = 60,869.02 : x - Step 2: Convert to fraction form
135,762.42/203,561.79 = 60,869.02/x - Step 3: Cross multiply
135,762.42x = 203,561.79 × 60,869.02 - Step 4: Simplify right side
135,762.42x = 12,390,606,666.75 - Step 5: Solve for x
x = 12,390,606,666.75/135,762.42 - Step 6: Final answer
x = 91,266.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.