Finding the Fourth Proportional to 162,294.23, 243,418.62 and 55,676.41
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Solution
The fourth proportional to 162,294.23, 243,418.62 and 55,676.41 is: 83,506.82
Step by Step Solution
- Step 1: Write the proportion equation
162,294.23 : 243,418.62 = 55,676.41 : x - Step 2: Convert to fraction form
162,294.23/243,418.62 = 55,676.41/x - Step 3: Cross multiply
162,294.23x = 243,418.62 × 55,676.41 - Step 4: Simplify right side
162,294.23x = 13,552,675,545.04 - Step 5: Solve for x
x = 13,552,675,545.04/162,294.23 - Step 6: Final answer
x = 83,506.82
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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.