Finding the Fourth Proportional to 135,984.58, 187,652.64 and 75,559.48
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Solution
The fourth proportional to 135,984.58, 187,652.64 and 75,559.48 is: 104,268.70
Step by Step Solution
- Step 1: Write the proportion equation
135,984.58 : 187,652.64 = 75,559.48 : x - Step 2: Convert to fraction form
135,984.58/187,652.64 = 75,559.48/x - Step 3: Cross multiply
135,984.58x = 187,652.64 × 75,559.48 - Step 4: Simplify right side
135,984.58x = 14,178,935,899.03 - Step 5: Solve for x
x = 14,178,935,899.03/135,984.58 - Step 6: Final answer
x = 104,268.70
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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.