Finding the Fourth Proportional to 99,027.23, 136,656.99 and 53,704.76
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Solution
The fourth proportional to 99,027.23, 136,656.99 and 53,704.76 is: 74,112.25
Step by Step Solution
- Step 1: Write the proportion equation
99,027.23 : 136,656.99 = 53,704.76 : x - Step 2: Convert to fraction form
99,027.23/136,656.99 = 53,704.76/x - Step 3: Cross multiply
99,027.23x = 136,656.99 × 53,704.76 - Step 4: Simplify right side
99,027.23x = 7,339,130,166.99 - Step 5: Solve for x
x = 7,339,130,166.99/99,027.23 - Step 6: Final answer
x = 74,112.25
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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.