Finding the Fourth Proportional to 159,781.24, 239,680.88 and 41,449.44
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Solution
The fourth proportional to 159,781.24, 239,680.88 and 41,449.44 is: 62,176.50
Step by Step Solution
- Step 1: Write the proportion equation
159,781.24 : 239,680.88 = 41,449.44 : x - Step 2: Convert to fraction form
159,781.24/239,680.88 = 41,449.44/x - Step 3: Cross multiply
159,781.24x = 239,680.88 × 41,449.44 - Step 4: Simplify right side
159,781.24x = 9,934,638,254.71 - Step 5: Solve for x
x = 9,934,638,254.71/159,781.24 - Step 6: Final answer
x = 62,176.50
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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.