Finding the Fourth Proportional to 159,285.63, 238,963.01 and 48,474.75
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Solution
The fourth proportional to 159,285.63, 238,963.01 and 48,474.75 is: 72,722.64
Step by Step Solution
- Step 1: Write the proportion equation
159,285.63 : 238,963.01 = 48,474.75 : x - Step 2: Convert to fraction form
159,285.63/238,963.01 = 48,474.75/x - Step 3: Cross multiply
159,285.63x = 238,963.01 × 48,474.75 - Step 4: Simplify right side
159,285.63x = 11,583,671,926.62 - Step 5: Solve for x
x = 11,583,671,926.62/159,285.63 - Step 6: Final answer
x = 72,722.64
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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.