Finding the Fourth Proportional to 110,148.68, 165,222.72 and 31,262.99
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Solution
The fourth proportional to 110,148.68, 165,222.72 and 31,262.99 is: 46,894.39
Step by Step Solution
- Step 1: Write the proportion equation
110,148.68 : 165,222.72 = 31,262.99 : x - Step 2: Convert to fraction form
110,148.68/165,222.72 = 31,262.99/x - Step 3: Cross multiply
110,148.68x = 165,222.72 × 31,262.99 - Step 4: Simplify right side
110,148.68x = 5,165,355,417.02 - Step 5: Solve for x
x = 5,165,355,417.02/110,148.68 - Step 6: Final answer
x = 46,894.39
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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.