Finding the Fourth Proportional to 93,306.24, 128,757.96 and 53,014.68
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Solution
The fourth proportional to 93,306.24, 128,757.96 and 53,014.68 is: 73,157.62
Step by Step Solution
- Step 1: Write the proportion equation
93,306.24 : 128,757.96 = 53,014.68 : x - Step 2: Convert to fraction form
93,306.24/128,757.96 = 53,014.68/x - Step 3: Cross multiply
93,306.24x = 128,757.96 × 53,014.68 - Step 4: Simplify right side
93,306.24x = 6,826,062,046.85 - Step 5: Solve for x
x = 6,826,062,046.85/93,306.24 - Step 6: Final answer
x = 73,157.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.