Finding the Fourth Proportional to 162,916.78, 244,408.09 and 56,304.63
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Solution
The fourth proportional to 162,916.78, 244,408.09 and 56,304.63 is: 84,468.32
Step by Step Solution
- Step 1: Write the proportion equation
162,916.78 : 244,408.09 = 56,304.63 : x - Step 2: Convert to fraction form
162,916.78/244,408.09 = 56,304.63/x - Step 3: Cross multiply
162,916.78x = 244,408.09 × 56,304.63 - Step 4: Simplify right side
162,916.78x = 13,761,306,794.93 - Step 5: Solve for x
x = 13,761,306,794.93/162,916.78 - Step 6: Final answer
x = 84,468.32
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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.