Finding the Fourth Proportional to 157,084.51, 235,648.65 and 50,471.68
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Solution
The fourth proportional to 157,084.51, 235,648.65 and 50,471.68 is: 75,714.55
Step by Step Solution
- Step 1: Write the proportion equation
157,084.51 : 235,648.65 = 50,471.68 : x - Step 2: Convert to fraction form
157,084.51/235,648.65 = 50,471.68/x - Step 3: Cross multiply
157,084.51x = 235,648.65 × 50,471.68 - Step 4: Simplify right side
157,084.51x = 11,893,583,255.23 - Step 5: Solve for x
x = 11,893,583,255.23/157,084.51 - Step 6: Final answer
x = 75,714.55
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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.