Finding the Fourth Proportional to 157,088.54, 235,654.68 and 50,475.68
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Solution
The fourth proportional to 157,088.54, 235,654.68 and 50,475.68 is: 75,720.55
Step by Step Solution
- Step 1: Write the proportion equation
157,088.54 : 235,654.68 = 50,475.68 : x - Step 2: Convert to fraction form
157,088.54/235,654.68 = 50,475.68/x - Step 3: Cross multiply
157,088.54x = 235,654.68 × 50,475.68 - Step 4: Simplify right side
157,088.54x = 11,894,830,218.18 - Step 5: Solve for x
x = 11,894,830,218.18/157,088.54 - Step 6: Final answer
x = 75,720.55
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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.