Finding the Fourth Proportional to 215,248.44, 322,874.58 and 75,006.84
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Solution
The fourth proportional to 215,248.44, 322,874.58 and 75,006.84 is: 112,510.93
Step by Step Solution
- Step 1: Write the proportion equation
215,248.44 : 322,874.58 = 75,006.84 : x - Step 2: Convert to fraction form
215,248.44/322,874.58 = 75,006.84/x - Step 3: Cross multiply
215,248.44x = 322,874.58 × 75,006.84 - Step 4: Simplify right side
215,248.44x = 24,217,801,962.13 - Step 5: Solve for x
x = 24,217,801,962.13/215,248.44 - Step 6: Final answer
x = 112,510.93
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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.