Finding the Fourth Proportional to 134,368.44, 201,581.82 and 40,871.76
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Solution
The fourth proportional to 134,368.44, 201,581.82 and 40,871.76 is: 61,316.51
Step by Step Solution
- Step 1: Write the proportion equation
134,368.44 : 201,581.82 = 40,871.76 : x - Step 2: Convert to fraction form
134,368.44/201,581.82 = 40,871.76/x - Step 3: Cross multiply
134,368.44x = 201,581.82 × 40,871.76 - Step 4: Simplify right side
134,368.44x = 8,239,003,665.22 - Step 5: Solve for x
x = 8,239,003,665.22/134,368.44 - Step 6: Final answer
x = 61,316.51
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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.