Finding the Fourth Proportional to 134,239.44, 185,251.12 and 73,813.96
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Solution
The fourth proportional to 134,239.44, 185,251.12 and 73,813.96 is: 101,863.65
Step by Step Solution
- Step 1: Write the proportion equation
134,239.44 : 185,251.12 = 73,813.96 : x - Step 2: Convert to fraction form
134,239.44/185,251.12 = 73,813.96/x - Step 3: Cross multiply
134,239.44x = 185,251.12 × 73,813.96 - Step 4: Simplify right side
134,239.44x = 13,674,118,761.64 - Step 5: Solve for x
x = 13,674,118,761.64/134,239.44 - Step 6: Final answer
x = 101,863.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.