Finding the Fourth Proportional to 84,006.90, 125,995.14 and 36,595.44
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Solution
The fourth proportional to 84,006.90, 125,995.14 and 36,595.44 is: 54,886.53
Step by Step Solution
- Step 1: Write the proportion equation
84,006.90 : 125,995.14 = 36,595.44 : x - Step 2: Convert to fraction form
84,006.90/125,995.14 = 36,595.44/x - Step 3: Cross multiply
84,006.90x = 125,995.14 × 36,595.44 - Step 4: Simplify right side
84,006.90x = 4,610,847,586.16 - Step 5: Solve for x
x = 4,610,847,586.16/84,006.90 - Step 6: Final answer
x = 54,886.53
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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.