Finding the Fourth Proportional to 135,361.60, 203,009.58 and 56,476.48
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Solution
The fourth proportional to 135,361.60, 203,009.58 and 56,476.48 is: 84,701.03
Step by Step Solution
- Step 1: Write the proportion equation
135,361.60 : 203,009.58 = 56,476.48 : x - Step 2: Convert to fraction form
135,361.60/203,009.58 = 56,476.48/x - Step 3: Cross multiply
135,361.60x = 203,009.58 × 56,476.48 - Step 4: Simplify right side
135,361.60x = 11,465,266,484.68 - Step 5: Solve for x
x = 11,465,266,484.68/135,361.60 - Step 6: Final answer
x = 84,701.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.